Answer:
88, 276, 192.
Explanation:
Let the first number be x.
Then the second number is 3x.
Then the third number is (x+100).
Sum of the numbers=540
x + 3x + ( x + 100 ) = 540
5x = 440
x = 88.
The first number is 88.
The second number is 276.
The third number is 192