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Finding the Fourth Proportional to 61,330.29, 92,031.13 and 25,789.03

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Solution

The fourth proportional to 61,330.29, 92,031.13 and 25,789.03 is: 38,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,330.29 : 92,031.13 = 25,789.03 : x
  2. Step 2: Convert to fraction form
    61,330.29/92,031.13 = 25,789.03/x
  3. Step 3: Cross multiply
    61,330.29x = 92,031.13 × 25,789.03
  4. Step 4: Simplify right side
    61,330.29x = 2,373,393,572.50
  5. Step 5: Solve for x
    x = 2,373,393,572.50/61,330.29
  6. Step 6: Final answer
    x = 38,698.55

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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.