Home / 87,664.10-131,496.15-28,501.70

Finding the Fourth Proportional to 87,664.10, 131,496.15 and 28,501.70

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Solution

The fourth proportional to 87,664.10, 131,496.15 and 28,501.70 is: 42,752.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,664.10 : 131,496.15 = 28,501.70 : x
  2. Step 2: Convert to fraction form
    87,664.10/131,496.15 = 28,501.70/x
  3. Step 3: Cross multiply
    87,664.10x = 131,496.15 × 28,501.70
  4. Step 4: Simplify right side
    87,664.10x = 3,747,863,818.46
  5. Step 5: Solve for x
    x = 3,747,863,818.46/87,664.10
  6. Step 6: Final answer
    x = 42,752.55

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