It's about two times as tall as Gary Coleman.
In other words, 122.8 inches is 2.2 times the height of Gary Coleman, and the height of Gary Coleman is 0.45 times that amount.(a.k.a. Gary Wayne Coleman) (1978-2009) (actor)
Gary Coleman, most famous for his role as Arnold Jackson on the sitcom Diff'rent Strokes was 55 inches tall. His small stature was a result of a congenital kidney disease. Coleman worked as a security guard since following his career as an actor.
It's about two-and-a-half times as tall as Matt Roloff.
In other words, the height of Matt Roloff is 0.42 times 122.8 inches.(1961-) (actor and reality television star)
It's about two-and-a-half times as tall as Hervé Villechaize.
In other words, the height of Hervé Villechaize is 0.38 times 122.8 inches.(a.k.a. Hervé Jean-Pierre Villechaize) (1943-1993) (actor)
It's about two-fifths as long as a London bus.
In other words, 122.8 inches is 0.372 times the length of a London bus, and the length of a London bus is 2.69 times that amount.(Routemaster Double-Decker, RM standard specification)
It's about three times as tall as Kenny Baker.
In other words, 122.8 inches is 2.8 times the height of Kenny Baker, and the height of Kenny Baker is 0.36 times that amount.(a.k.a. Kenneth George Baker) (1934-) (actor)
It's about three-and-a-half times as tall as General Tom Thumb.
In other words, the height of General Tom Thumb is 0.29 times 122.8 inches.(a.k.a. Charles Sherwood Stratton) (1838-1883) (circus performer; height at death)
It's about three-tenths as tall as a Telephone Pole.
In other words, 122.8 inches is 0.28 times the height of a Telephone Pole, and the height of a Telephone Pole is 3.6 times that amount.(a.k.a. Utility Pole, a.k.a Power Pole, a.k.a. Telegraph Pole, a.k.a. Telegraph Post, a.k.a. Hydro Pole) (exposed height; per Florida Public Service Commission average)