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Finding the Fourth Proportional to 182.61, 273.38 and 113.96

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Solution

The fourth proportional to 182.61, 273.38 and 113.96 is: 170.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.61 : 273.38 = 113.96 : x
  2. Step 2: Convert to fraction form
    182.61/273.38 = 113.96/x
  3. Step 3: Cross multiply
    182.61x = 273.38 × 113.96
  4. Step 4: Simplify right side
    182.61x = 31,154.50
  5. Step 5: Solve for x
    x = 31,154.50/182.61
  6. Step 6: Final answer
    x = 170.61

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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.