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Finding the Fourth Proportional to 240,294.28, 331,591.86 and 132,855.88

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Solution

The fourth proportional to 240,294.28, 331,591.86 and 132,855.88 is: 183,333.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,294.28 : 331,591.86 = 132,855.88 : x
  2. Step 2: Convert to fraction form
    240,294.28/331,591.86 = 132,855.88/x
  3. Step 3: Cross multiply
    240,294.28x = 331,591.86 × 132,855.88
  4. Step 4: Simplify right side
    240,294.28x = 44,053,928,361.14
  5. Step 5: Solve for x
    x = 44,053,928,361.14/240,294.28
  6. Step 6: Final answer
    x = 183,333.24

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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.