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Finding the Fourth Proportional to 178,608.76, 267,909.90 and 150,707.32

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Solution

The fourth proportional to 178,608.76, 267,909.90 and 150,707.32 is: 226,058.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,608.76 : 267,909.90 = 150,707.32 : x
  2. Step 2: Convert to fraction form
    178,608.76/267,909.90 = 150,707.32/x
  3. Step 3: Cross multiply
    178,608.76x = 267,909.90 × 150,707.32
  4. Step 4: Simplify right side
    178,608.76x = 40,375,983,030.47
  5. Step 5: Solve for x
    x = 40,375,983,030.47/178,608.76
  6. Step 6: Final answer
    x = 226,058.25

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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.