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Finding the Fourth Proportional to 269,691.91, 404,418.71 and 101,093.97

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Solution

The fourth proportional to 269,691.91, 404,418.71 and 101,093.97 is: 151,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,691.91 : 404,418.71 = 101,093.97 : x
  2. Step 2: Convert to fraction form
    269,691.91/404,418.71 = 101,093.97/x
  3. Step 3: Cross multiply
    269,691.91x = 404,418.71 × 101,093.97
  4. Step 4: Simplify right side
    269,691.91x = 40,884,294,136.83
  5. Step 5: Solve for x
    x = 40,884,294,136.83/269,691.91
  6. Step 6: Final answer
    x = 151,596.30

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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.