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Finding the Fourth Proportional to 238,737.36, 357,414.84 and 179,821.20

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Solution

The fourth proportional to 238,737.36, 357,414.84 and 179,821.20 is: 269,211.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,737.36 : 357,414.84 = 179,821.20 : x
  2. Step 2: Convert to fraction form
    238,737.36/357,414.84 = 179,821.20/x
  3. Step 3: Cross multiply
    238,737.36x = 357,414.84 × 179,821.20
  4. Step 4: Simplify right side
    238,737.36x = 64,270,765,426.61
  5. Step 5: Solve for x
    x = 64,270,765,426.61/238,737.36
  6. Step 6: Final answer
    x = 269,211.18

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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.