Home / 87,720.14-131,588.54-24,540.27

Finding the Fourth Proportional to 87,720.14, 131,588.54 and 24,540.27

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Solution

The fourth proportional to 87,720.14, 131,588.54 and 24,540.27 is: 36,812.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,720.14 : 131,588.54 = 24,540.27 : x
  2. Step 2: Convert to fraction form
    87,720.14/131,588.54 = 24,540.27/x
  3. Step 3: Cross multiply
    87,720.14x = 131,588.54 × 24,540.27
  4. Step 4: Simplify right side
    87,720.14x = 3,229,218,177.80
  5. Step 5: Solve for x
    x = 3,229,218,177.80/87,720.14
  6. Step 6: Final answer
    x = 36,812.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.