It's about one-fifth as long as a Cricket pitch.
In other words, 122.8 inches is 0.155051 times the length of a Cricket pitch, and the length of a Cricket pitch is 6.44949 times that amount.(per Marylebone Cricket Council / International Cricket Council Law #7)
It's about eight times as tall as a Bowling Pin.
In other words, 122.8 inches is 8.19 times the height of a Bowling Pin, and the height of a Bowling Pin is 0.122 times that amount.(USBC specifications; tenpin)
According to the United States Bowling Congress specifications, a tenpin bowling pin should be within 0.0313 inches of 15 inches in height. The USBC further mandates that certified pins be made of sugar maple wood, unless otherwise approved by the organization.
It's about one-tenth as long as Baseball base distances.
In other words, 122.8 inches is 0.1137 times the length of Baseball base distances, and the length of Baseball base distances is 8.7951 times that amount.(MLB Official Baseball Rules specification)
It's about one-fifteenth as tall as The Chicago Water Tower.
In other words, the height of The Chicago Water Tower is 15 times 122.8 inches.(Chicago, Illinois)
It's about one-fifteenth as tall as The Arc de Triomphe.
In other words, the height of The Arc de Triomphe is 16 times 122.8 inches.(Paris, France)
It's about one-fifteenth as tall as Nelson's Column.
In other words, the height of Nelson's Column is 16.56 times 122.8 inches.(London, England, United Kingdom) (from pedestal first step to tip of statue's hat)
It's about one-twentieth as tall as The Leaning Tower of Pisa.
In other words, 122.8 inches is 0.0553 times the height of The Leaning Tower of Pisa, and the height of The Leaning Tower of Pisa is 18.1 times that amount.(a.k.a. The Tower of Pisa, a.k.a. Torre pendente di Pisa) (Pisa, Italy) (height along center axis)