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Finding the Fourth Proportional to 178,077.96, 267,146.10 and 84,552.12

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Solution

The fourth proportional to 178,077.96, 267,146.10 and 84,552.12 is: 126,842.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,077.96 : 267,146.10 = 84,552.12 : x
  2. Step 2: Convert to fraction form
    178,077.96/267,146.10 = 84,552.12/x
  3. Step 3: Cross multiply
    178,077.96x = 267,146.10 × 84,552.12
  4. Step 4: Simplify right side
    178,077.96x = 22,587,769,104.73
  5. Step 5: Solve for x
    x = 22,587,769,104.73/178,077.96
  6. Step 6: Final answer
    x = 126,842.03

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1.5x scale

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.