Home / 71,609.88-107,451.18-32,158.92

Finding the Fourth Proportional to 71,609.88, 107,451.18 and 32,158.92

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Solution

The fourth proportional to 71,609.88, 107,451.18 and 32,158.92 is: 48,254.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,609.88 : 107,451.18 = 32,158.92 : x
  2. Step 2: Convert to fraction form
    71,609.88/107,451.18 = 32,158.92/x
  3. Step 3: Cross multiply
    71,609.88x = 107,451.18 × 32,158.92
  4. Step 4: Simplify right side
    71,609.88x = 3,455,513,901.53
  5. Step 5: Solve for x
    x = 3,455,513,901.53/71,609.88
  6. Step 6: Final answer
    x = 48,254.71

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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.