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Finding the Fourth Proportional to 123,989.73, 185,956.65 and 35,241.27

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Solution

The fourth proportional to 123,989.73, 185,956.65 and 35,241.27 is: 52,853.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,989.73 : 185,956.65 = 35,241.27 : x
  2. Step 2: Convert to fraction form
    123,989.73/185,956.65 = 35,241.27/x
  3. Step 3: Cross multiply
    123,989.73x = 185,956.65 × 35,241.27
  4. Step 4: Simplify right side
    123,989.73x = 6,553,348,510.95
  5. Step 5: Solve for x
    x = 6,553,348,510.95/123,989.73
  6. Step 6: Final answer
    x = 52,853.96

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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.