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Finding the Fourth Proportional to 225,162.89, 337,748.43 and 75,375.26

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Solution

The fourth proportional to 225,162.89, 337,748.43 and 75,375.26 is: 113,064.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,162.89 : 337,748.43 = 75,375.26 : x
  2. Step 2: Convert to fraction form
    225,162.89/337,748.43 = 75,375.26/x
  3. Step 3: Cross multiply
    225,162.89x = 337,748.43 × 75,375.26
  4. Step 4: Simplify right side
    225,162.89x = 25,457,875,586.31
  5. Step 5: Solve for x
    x = 25,457,875,586.31/225,162.89
  6. Step 6: Final answer
    x = 113,064.26

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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.