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Finding the Fourth Proportional to 63,540, 95,458.93 and 59,949.38

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Solution

The fourth proportional to 63,540, 95,458.93 and 59,949.38 is: 90,064.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,540 : 95,458.93 = 59,949.38 : x
  2. Step 2: Convert to fraction form
    63,540/95,458.93 = 59,949.38/x
  3. Step 3: Cross multiply
    63,540x = 95,458.93 × 59,949.38
  4. Step 4: Simplify right side
    63,540x = 5,722,703,757.74
  5. Step 5: Solve for x
    x = 5,722,703,757.74/63,540
  6. Step 6: Final answer
    x = 90,064.59

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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.