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Finding the Fourth Proportional to 61,335.29, 91,959.89 and 23,863.79

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Solution

The fourth proportional to 61,335.29, 91,959.89 and 23,863.79 is: 35,778.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,335.29 : 91,959.89 = 23,863.79 : x
  2. Step 2: Convert to fraction form
    61,335.29/91,959.89 = 23,863.79/x
  3. Step 3: Cross multiply
    61,335.29x = 91,959.89 × 23,863.79
  4. Step 4: Simplify right side
    61,335.29x = 2,194,511,613.96
  5. Step 5: Solve for x
    x = 2,194,511,613.96/61,335.29
  6. Step 6: Final answer
    x = 35,778.94

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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.