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Finding the Fourth Proportional to 178,507.68, 267,757.08 and 43,572.71

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Solution

The fourth proportional to 178,507.68, 267,757.08 and 43,572.71 is: 65,357.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,507.68 : 267,757.08 = 43,572.71 : x
  2. Step 2: Convert to fraction form
    178,507.68/267,757.08 = 43,572.71/x
  3. Step 3: Cross multiply
    178,507.68x = 267,757.08 × 43,572.71
  4. Step 4: Simplify right side
    178,507.68x = 11,666,900,258.50
  5. Step 5: Solve for x
    x = 11,666,900,258.50/178,507.68
  6. Step 6: Final answer
    x = 65,357.97

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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.