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Finding the Fourth Proportional to 225,267.28, 337,912.10 and 67,480.68

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Solution

The fourth proportional to 225,267.28, 337,912.10 and 67,480.68 is: 101,224.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,267.28 : 337,912.10 = 67,480.68 : x
  2. Step 2: Convert to fraction form
    225,267.28/337,912.10 = 67,480.68/x
  3. Step 3: Cross multiply
    225,267.28x = 337,912.10 × 67,480.68
  4. Step 4: Simplify right side
    225,267.28x = 22,802,538,288.23
  5. Step 5: Solve for x
    x = 22,802,538,288.23/225,267.28
  6. Step 6: Final answer
    x = 101,224.37

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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.