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Finding the Fourth Proportional to 182.64, 273.62 and 170.80

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Solution

The fourth proportional to 182.64, 273.62 and 170.80 is: 255.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.64 : 273.62 = 170.80 : x
  2. Step 2: Convert to fraction form
    182.64/273.62 = 170.80/x
  3. Step 3: Cross multiply
    182.64x = 273.62 × 170.80
  4. Step 4: Simplify right side
    182.64x = 46,734.30
  5. Step 5: Solve for x
    x = 46,734.30/182.64
  6. Step 6: Final answer
    x = 255.88

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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.