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Finding the Fourth Proportional to 61,876.11, 92,814.17 and 32,287.03

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Solution

The fourth proportional to 61,876.11, 92,814.17 and 32,287.03 is: 48,430.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,876.11 : 92,814.17 = 32,287.03 : x
  2. Step 2: Convert to fraction form
    61,876.11/92,814.17 = 32,287.03/x
  3. Step 3: Cross multiply
    61,876.11x = 92,814.17 × 32,287.03
  4. Step 4: Simplify right side
    61,876.11x = 2,996,693,891.22
  5. Step 5: Solve for x
    x = 2,996,693,891.22/61,876.11
  6. Step 6: Final answer
    x = 48,430.55

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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.