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Finding the Fourth Proportional to 150,560.46, 225,928.16 and 67,454.46

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Solution

The fourth proportional to 150,560.46, 225,928.16 and 67,454.46 is: 101,220.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,560.46 : 225,928.16 = 67,454.46 : x
  2. Step 2: Convert to fraction form
    150,560.46/225,928.16 = 67,454.46/x
  3. Step 3: Cross multiply
    150,560.46x = 225,928.16 × 67,454.46
  4. Step 4: Simplify right side
    150,560.46x = 15,239,862,031.59
  5. Step 5: Solve for x
    x = 15,239,862,031.59/150,560.46
  6. Step 6: Final answer
    x = 101,220.88

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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.