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Finding the Fourth Proportional to 225,256.26, 337,895.61 and 67,469.67

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Solution

The fourth proportional to 225,256.26, 337,895.61 and 67,469.67 is: 101,207.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,256.26 : 337,895.61 = 67,469.67 : x
  2. Step 2: Convert to fraction form
    225,256.26/337,895.61 = 67,469.67/x
  3. Step 3: Cross multiply
    225,256.26x = 337,895.61 × 67,469.67
  4. Step 4: Simplify right side
    225,256.26x = 22,797,705,301.15
  5. Step 5: Solve for x
    x = 22,797,705,301.15/225,256.26
  6. Step 6: Final answer
    x = 101,207.87

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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.