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Finding the Fourth Proportional to 182.92, 252.33 and 117.35

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Solution

The fourth proportional to 182.92, 252.33 and 117.35 is: 161.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.92 : 252.33 = 117.35 : x
  2. Step 2: Convert to fraction form
    182.92/252.33 = 117.35/x
  3. Step 3: Cross multiply
    182.92x = 252.33 × 117.35
  4. Step 4: Simplify right side
    182.92x = 29,610.34
  5. Step 5: Solve for x
    x = 29,610.34/182.92
  6. Step 6: Final answer
    x = 161.88

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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.