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Finding the Fourth Proportional to 192,488.17, 265,508.53 and 123,468.41

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Solution

The fourth proportional to 192,488.17, 265,508.53 and 123,468.41 is: 170,306.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,488.17 : 265,508.53 = 123,468.41 : x
  2. Step 2: Convert to fraction form
    192,488.17/265,508.53 = 123,468.41/x
  3. Step 3: Cross multiply
    192,488.17x = 265,508.53 × 123,468.41
  4. Step 4: Simplify right side
    192,488.17x = 32,781,914,404.32
  5. Step 5: Solve for x
    x = 32,781,914,404.32/192,488.17
  6. Step 6: Final answer
    x = 170,306.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.