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Finding the Fourth Proportional to 194.47, 267.11 and 182.42

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Solution

The fourth proportional to 194.47, 267.11 and 182.42 is: 250.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.47 : 267.11 = 182.42 : x
  2. Step 2: Convert to fraction form
    194.47/267.11 = 182.42/x
  3. Step 3: Cross multiply
    194.47x = 267.11 × 182.42
  4. Step 4: Simplify right side
    194.47x = 48,725.96
  5. Step 5: Solve for x
    x = 48,725.96/194.47
  6. Step 6: Final answer
    x = 250.56

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.