Home / 71,390.43-98,294.58-60,613.11

Finding the Fourth Proportional to 71,390.43, 98,294.58 and 60,613.11

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Solution

The fourth proportional to 71,390.43, 98,294.58 and 60,613.11 is: 83,455.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,390.43 : 98,294.58 = 60,613.11 : x
  2. Step 2: Convert to fraction form
    71,390.43/98,294.58 = 60,613.11/x
  3. Step 3: Cross multiply
    71,390.43x = 98,294.58 × 60,613.11
  4. Step 4: Simplify right side
    71,390.43x = 5,957,940,189.94
  5. Step 5: Solve for x
    x = 5,957,940,189.94/71,390.43
  6. Step 6: Final answer
    x = 83,455.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.