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Finding the Fourth Proportional to 178,608.52, 267,914.40 and 58,663.72

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Solution

The fourth proportional to 178,608.52, 267,914.40 and 58,663.72 is: 87,996.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,608.52 : 267,914.40 = 58,663.72 : x
  2. Step 2: Convert to fraction form
    178,608.52/267,914.40 = 58,663.72/x
  3. Step 3: Cross multiply
    178,608.52x = 267,914.40 × 58,663.72
  4. Step 4: Simplify right side
    178,608.52x = 15,716,855,345.57
  5. Step 5: Solve for x
    x = 15,716,855,345.57/178,608.52
  6. Step 6: Final answer
    x = 87,996.11

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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.