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Finding the Fourth Proportional to 194.29, 267.56 and 181.94

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Solution

The fourth proportional to 194.29, 267.56 and 181.94 is: 250.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.29 : 267.56 = 181.94 : x
  2. Step 2: Convert to fraction form
    194.29/267.56 = 181.94/x
  3. Step 3: Cross multiply
    194.29x = 267.56 × 181.94
  4. Step 4: Simplify right side
    194.29x = 48,677.62
  5. Step 5: Solve for x
    x = 48,677.62/194.29
  6. Step 6: Final answer
    x = 250.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.