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Finding the Fourth Proportional to 178,388.88, 267,583.10 and 43,452.88

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Solution

The fourth proportional to 178,388.88, 267,583.10 and 43,452.88 is: 65,179.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,388.88 : 267,583.10 = 43,452.88 : x
  2. Step 2: Convert to fraction form
    178,388.88/267,583.10 = 43,452.88/x
  3. Step 3: Cross multiply
    178,388.88x = 267,583.10 × 43,452.88
  4. Step 4: Simplify right side
    178,388.88x = 11,627,256,200.68
  5. Step 5: Solve for x
    x = 11,627,256,200.68/178,388.88
  6. Step 6: Final answer
    x = 65,179.26

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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.