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Finding the Fourth Proportional to 63,092.78, 94,657.42 and 20,397.29

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Solution

The fourth proportional to 63,092.78, 94,657.42 and 20,397.29 is: 30,601.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,092.78 : 94,657.42 = 20,397.29 : x
  2. Step 2: Convert to fraction form
    63,092.78/94,657.42 = 20,397.29/x
  3. Step 3: Cross multiply
    63,092.78x = 94,657.42 × 20,397.29
  4. Step 4: Simplify right side
    63,092.78x = 1,930,754,846.39
  5. Step 5: Solve for x
    x = 1,930,754,846.39/63,092.78
  6. Step 6: Final answer
    x = 30,601.84

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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.