Answer: You multiply 1.5 each time.
Step-by-step explanation:
72*1.5=108
108*1.5=162
162*1.5=243
And so on and so forth.... Hope it helped!
243 = 3x3x3x3x3
162 = 3x3x3x3x2
108 = 3x3x3x2x2
72 = 3x3x2x2x2
The next two numbers in the sequence would be
48 = 3x2x2x2x2
32 = 2x2x2x2x2