The fraction 31/74 is equal to 41.89% when expressed as a percentage. This rounded figure gives a quick sense of how large the part is compared to a whole.
In everyday terms, you can think of 31 out of 74 pieces as just under half of the total. The percentage shows that the fraction is a little less than 42 percent of the whole, which is useful for comparing numbers in reports or graphs.
When you see 41.89%, you know it represents the same value as the original fraction 31/74. This makes it easier to communicate the size of the part in a format most people understand.