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Finding the Fourth Proportional to 169,959.52, 234,549.82 and 93,481.84

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Solution

The fourth proportional to 169,959.52, 234,549.82 and 93,481.84 is: 129,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,959.52 : 234,549.82 = 93,481.84 : x
  2. Step 2: Convert to fraction form
    169,959.52/234,549.82 = 93,481.84/x
  3. Step 3: Cross multiply
    169,959.52x = 234,549.82 × 93,481.84
  4. Step 4: Simplify right side
    169,959.52x = 21,926,148,745.27
  5. Step 5: Solve for x
    x = 21,926,148,745.27/169,959.52
  6. Step 6: Final answer
    x = 129,008.06

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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.