Home / 71,633.28-107,499.12-29,516.16

Finding the Fourth Proportional to 71,633.28, 107,499.12 and 29,516.16

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Solution

The fourth proportional to 71,633.28, 107,499.12 and 29,516.16 is: 44,294.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,633.28 : 107,499.12 = 29,516.16 : x
  2. Step 2: Convert to fraction form
    71,633.28/107,499.12 = 29,516.16/x
  3. Step 3: Cross multiply
    71,633.28x = 107,499.12 × 29,516.16
  4. Step 4: Simplify right side
    71,633.28x = 3,172,961,225.78
  5. Step 5: Solve for x
    x = 3,172,961,225.78/71,633.28
  6. Step 6: Final answer
    x = 44,294.51

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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.