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Finding the Fourth Proportional to 178,134, 267,213.92 and 59,804.32

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Solution

The fourth proportional to 178,134, 267,213.92 and 59,804.32 is: 89,710.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,134 : 267,213.92 = 59,804.32 : x
  2. Step 2: Convert to fraction form
    178,134/267,213.92 = 59,804.32/x
  3. Step 3: Cross multiply
    178,134x = 267,213.92 × 59,804.32
  4. Step 4: Simplify right side
    178,134x = 15,980,546,780.13
  5. Step 5: Solve for x
    x = 15,980,546,780.13/178,134
  6. Step 6: Final answer
    x = 89,710.82

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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.