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Finding the Fourth Proportional to 178,378.44, 267,608.60 and 60,046.64

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Solution

The fourth proportional to 178,378.44, 267,608.60 and 60,046.64 is: 90,083.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,378.44 : 267,608.60 = 60,046.64 : x
  2. Step 2: Convert to fraction form
    178,378.44/267,608.60 = 60,046.64/x
  3. Step 3: Cross multiply
    178,378.44x = 267,608.60 × 60,046.64
  4. Step 4: Simplify right side
    178,378.44x = 16,068,997,265.10
  5. Step 5: Solve for x
    x = 16,068,997,265.10/178,378.44
  6. Step 6: Final answer
    x = 90,083.74

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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.