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Finding the Fourth Proportional to 150,501.32, 225,795.90 and 67,375.88

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Solution

The fourth proportional to 150,501.32, 225,795.90 and 67,375.88 is: 101,083.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,501.32 : 225,795.90 = 67,375.88 : x
  2. Step 2: Convert to fraction form
    150,501.32/225,795.90 = 67,375.88/x
  3. Step 3: Cross multiply
    150,501.32x = 225,795.90 × 67,375.88
  4. Step 4: Simplify right side
    150,501.32x = 15,213,197,462.89
  5. Step 5: Solve for x
    x = 15,213,197,462.89/150,501.32
  6. Step 6: Final answer
    x = 101,083.48

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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.