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Finding the Fourth Proportional to 182.50, 273.31 and 95.91

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Solution

The fourth proportional to 182.50, 273.31 and 95.91 is: 143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.50 : 273.31 = 95.91 : x
  2. Step 2: Convert to fraction form
    182.50/273.31 = 95.91/x
  3. Step 3: Cross multiply
    182.50x = 273.31 × 95.91
  4. Step 4: Simplify right side
    182.50x = 26,211.32
  5. Step 5: Solve for x
    x = 26,211.32/182.50
  6. Step 6: Final answer
    x = 143.62

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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.