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Finding the Fourth Proportional to 225,242.56, 337,291.98 and 135,229.29

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Solution

The fourth proportional to 225,242.56, 337,291.98 and 135,229.29 is: 202,500.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,242.56 : 337,291.98 = 135,229.29 : x
  2. Step 2: Convert to fraction form
    225,242.56/337,291.98 = 135,229.29/x
  3. Step 3: Cross multiply
    225,242.56x = 337,291.98 × 135,229.29
  4. Step 4: Simplify right side
    225,242.56x = 45,611,754,978.09
  5. Step 5: Solve for x
    x = 45,611,754,978.09/225,242.56
  6. Step 6: Final answer
    x = 202,500.61

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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.