Home / 87,728.10-131,500.56-63,654.24

Finding the Fourth Proportional to 87,728.10, 131,500.56 and 63,654.24

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Solution

The fourth proportional to 87,728.10, 131,500.56 and 63,654.24 is: 95,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,728.10 : 131,500.56 = 63,654.24 : x
  2. Step 2: Convert to fraction form
    87,728.10/131,500.56 = 63,654.24/x
  3. Step 3: Cross multiply
    87,728.10x = 131,500.56 × 63,654.24
  4. Step 4: Simplify right side
    87,728.10x = 8,370,568,206.37
  5. Step 5: Solve for x
    x = 8,370,568,206.37/87,728.10
  6. Step 6: Final answer
    x = 95,414.90

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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.