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Finding the Fourth Proportional to 182.32, 273.72 and 95.72

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Solution

The fourth proportional to 182.32, 273.72 and 95.72 is: 143.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.32 : 273.72 = 95.72 : x
  2. Step 2: Convert to fraction form
    182.32/273.72 = 95.72/x
  3. Step 3: Cross multiply
    182.32x = 273.72 × 95.72
  4. Step 4: Simplify right side
    182.32x = 26,200.48
  5. Step 5: Solve for x
    x = 26,200.48/182.32
  6. Step 6: Final answer
    x = 143.71

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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.