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Finding the Fourth Proportional to 225,168.90, 337,757.43 and 75,381.27

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Solution

The fourth proportional to 225,168.90, 337,757.43 and 75,381.27 is: 113,073.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,168.90 : 337,757.43 = 75,381.27 : x
  2. Step 2: Convert to fraction form
    225,168.90/337,757.43 = 75,381.27/x
  3. Step 3: Cross multiply
    225,168.90x = 337,757.43 × 75,381.27
  4. Step 4: Simplify right side
    225,168.90x = 25,460,584,025.34
  5. Step 5: Solve for x
    x = 25,460,584,025.34/225,168.90
  6. Step 6: Final answer
    x = 113,073.27

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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.