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Finding the Fourth Proportional to 226.33, 311.92 and 184.75

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Solution

The fourth proportional to 226.33, 311.92 and 184.75 is: 254.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.33 : 311.92 = 184.75 : x
  2. Step 2: Convert to fraction form
    226.33/311.92 = 184.75/x
  3. Step 3: Cross multiply
    226.33x = 311.92 × 184.75
  4. Step 4: Simplify right side
    226.33x = 57,626.76
  5. Step 5: Solve for x
    x = 57,626.76/226.33
  6. Step 6: Final answer
    x = 254.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.