Home / 71,614.92-107,385.48-32,138.19

Finding the Fourth Proportional to 71,614.92, 107,385.48 and 32,138.19

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Solution

The fourth proportional to 71,614.92, 107,385.48 and 32,138.19 is: 48,190.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,614.92 : 107,385.48 = 32,138.19 : x
  2. Step 2: Convert to fraction form
    71,614.92/107,385.48 = 32,138.19/x
  3. Step 3: Cross multiply
    71,614.92x = 107,385.48 × 32,138.19
  4. Step 4: Simplify right side
    71,614.92x = 3,451,174,959.48
  5. Step 5: Solve for x
    x = 3,451,174,959.48/71,614.92
  6. Step 6: Final answer
    x = 48,190.73

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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.