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Finding the Fourth Proportional to 150,551.10, 225,914.10 and 67,445.10

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Solution

The fourth proportional to 150,551.10, 225,914.10 and 67,445.10 is: 101,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,551.10 : 225,914.10 = 67,445.10 : x
  2. Step 2: Convert to fraction form
    150,551.10/225,914.10 = 67,445.10/x
  3. Step 3: Cross multiply
    150,551.10x = 225,914.10 × 67,445.10
  4. Step 4: Simplify right side
    150,551.10x = 15,236,799,065.91
  5. Step 5: Solve for x
    x = 15,236,799,065.91/150,551.10
  6. Step 6: Final answer
    x = 101,206.83

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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.