Home / 87,797.77-121,213.12-57,635.85

Finding the Fourth Proportional to 87,797.77, 121,213.12 and 57,635.85

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Solution

The fourth proportional to 87,797.77, 121,213.12 and 57,635.85 is: 79,571.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,797.77 : 121,213.12 = 57,635.85 : x
  2. Step 2: Convert to fraction form
    87,797.77/121,213.12 = 57,635.85/x
  3. Step 3: Cross multiply
    87,797.77x = 121,213.12 × 57,635.85
  4. Step 4: Simplify right side
    87,797.77x = 6,986,220,914.17
  5. Step 5: Solve for x
    x = 6,986,220,914.17/87,797.77
  6. Step 6: Final answer
    x = 79,571.74

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