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Finding the Fourth Proportional to 224,979.92, 337,994.76 and 131,551.28

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Solution

The fourth proportional to 224,979.92, 337,994.76 and 131,551.28 is: 197,633.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,979.92 : 337,994.76 = 131,551.28 : x
  2. Step 2: Convert to fraction form
    224,979.92/337,994.76 = 131,551.28/x
  3. Step 3: Cross multiply
    224,979.92x = 337,994.76 × 131,551.28
  4. Step 4: Simplify right side
    224,979.92x = 44,463,643,311.29
  5. Step 5: Solve for x
    x = 44,463,643,311.29/224,979.92
  6. Step 6: Final answer
    x = 197,633.83

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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.