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Finding the Fourth Proportional to 182.24, 273.20 and 109.19

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Solution

The fourth proportional to 182.24, 273.20 and 109.19 is: 163.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.24 : 273.20 = 109.19 : x
  2. Step 2: Convert to fraction form
    182.24/273.20 = 109.19/x
  3. Step 3: Cross multiply
    182.24x = 273.20 × 109.19
  4. Step 4: Simplify right side
    182.24x = 29,828.80
  5. Step 5: Solve for x
    x = 29,828.80/182.24
  6. Step 6: Final answer
    x = 163.68

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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.