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Finding the Fourth Proportional to 182.08, 273.19 and 73.85

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Solution

The fourth proportional to 182.08, 273.19 and 73.85 is: 110.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.08 : 273.19 = 73.85 : x
  2. Step 2: Convert to fraction form
    182.08/273.19 = 73.85/x
  3. Step 3: Cross multiply
    182.08x = 273.19 × 73.85
  4. Step 4: Simplify right side
    182.08x = 20,173.67
  5. Step 5: Solve for x
    x = 20,173.67/182.08
  6. Step 6: Final answer
    x = 110.79

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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.