Home / 178,063.25-267,115.98-111,508.89

Finding the Fourth Proportional to 178,063.25, 267,115.98 and 111,508.89

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Solution

The fourth proportional to 178,063.25, 267,115.98 and 111,508.89 is: 167,276.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,063.25 : 267,115.98 = 111,508.89 : x
  2. Step 2: Convert to fraction form
    178,063.25/267,115.98 = 111,508.89/x
  3. Step 3: Cross multiply
    178,063.25x = 267,115.98 × 111,508.89
  4. Step 4: Simplify right side
    178,063.25x = 29,785,806,431.06
  5. Step 5: Solve for x
    x = 29,785,806,431.06/178,063.25
  6. Step 6: Final answer
    x = 167,276.56

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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.