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Finding the Fourth Proportional to 178,251.55, 267,197.30 and 111,738.30

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Solution

The fourth proportional to 178,251.55, 267,197.30 and 111,738.30 is: 167,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,251.55 : 267,197.30 = 111,738.30 : x
  2. Step 2: Convert to fraction form
    178,251.55/267,197.30 = 111,738.30/x
  3. Step 3: Cross multiply
    178,251.55x = 267,197.30 × 111,738.30
  4. Step 4: Simplify right side
    178,251.55x = 29,856,171,119.25
  5. Step 5: Solve for x
    x = 29,856,171,119.25/178,251.55
  6. Step 6: Final answer
    x = 167,494.60

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1.5x scale

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.