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Finding the Fourth Proportional to 224,731.36, 337,003.26 and 91,520.92

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Solution

The fourth proportional to 224,731.36, 337,003.26 and 91,520.92 is: 137,243.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,731.36 : 337,003.26 = 91,520.92 : x
  2. Step 2: Convert to fraction form
    224,731.36/337,003.26 = 91,520.92/x
  3. Step 3: Cross multiply
    224,731.36x = 337,003.26 × 91,520.92
  4. Step 4: Simplify right side
    224,731.36x = 30,842,848,398.20
  5. Step 5: Solve for x
    x = 30,842,848,398.20/224,731.36
  6. Step 6: Final answer
    x = 137,243.19

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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.