Home / 71,532.72-107,229.48-34,082.80

Finding the Fourth Proportional to 71,532.72, 107,229.48 and 34,082.80

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Solution

The fourth proportional to 71,532.72, 107,229.48 and 34,082.80 is: 51,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,532.72 : 107,229.48 = 34,082.80 : x
  2. Step 2: Convert to fraction form
    71,532.72/107,229.48 = 34,082.80/x
  3. Step 3: Cross multiply
    71,532.72x = 107,229.48 × 34,082.80
  4. Step 4: Simplify right side
    71,532.72x = 3,654,680,920.94
  5. Step 5: Solve for x
    x = 3,654,680,920.94/71,532.72
  6. Step 6: Final answer
    x = 51,091.04

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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.