Home / 178,198.20-267,213.60-103,339.62

Finding the Fourth Proportional to 178,198.20, 267,213.60 and 103,339.62

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Solution

The fourth proportional to 178,198.20, 267,213.60 and 103,339.62 is: 154,960.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,198.20 : 267,213.60 = 103,339.62 : x
  2. Step 2: Convert to fraction form
    178,198.20/267,213.60 = 103,339.62/x
  3. Step 3: Cross multiply
    178,198.20x = 267,213.60 × 103,339.62
  4. Step 4: Simplify right side
    178,198.20x = 27,613,751,882.83
  5. Step 5: Solve for x
    x = 27,613,751,882.83/178,198.20
  6. Step 6: Final answer
    x = 154,960.89

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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.