In this task, you are given a list. This list contains many lists of integers. The list is several items written within a []. Your task is to find the maximum number among the members of each inner list. The output should be a list comprised of the maximums with the same order as the internal lists.
[[-134, -187, -59, -92, -127, 31], [-130, 27, -182, -91], [-132, -158, -148], [64, -90, -18], [56, -105, -19, -175]]