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Finding the Third Proportional to 179.16 and 273.94

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Solution

The third proportional to 179.16 and 273.94 is: 418.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.16 : 273.94 = 273.94 : x
  2. Step 2: Convert to fraction form
    179.16/273.94 = 273.94/x
  3. Step 3: Cross multiply
    179.16x = 273.94 × 273.94
  4. Step 4: Simplify right side
    179.16x = 75,041.75
  5. Step 5: Solve for x
    x = 75,041.75/179.16
  6. Step 6: Final answer
    x = 418.86

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.