Home / 87,817.38-131,732.24-35,226.87

Finding the Fourth Proportional to 87,817.38, 131,732.24 and 35,226.87

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Solution

The fourth proportional to 87,817.38, 131,732.24 and 35,226.87 is: 52,842.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,817.38 : 131,732.24 = 35,226.87 : x
  2. Step 2: Convert to fraction form
    87,817.38/131,732.24 = 35,226.87/x
  3. Step 3: Cross multiply
    87,817.38x = 131,732.24 × 35,226.87
  4. Step 4: Simplify right side
    87,817.38x = 4,640,514,317.15
  5. Step 5: Solve for x
    x = 4,640,514,317.15/87,817.38
  6. Step 6: Final answer
    x = 52,842.78

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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.