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Finding the Fourth Proportional to 226.75, 338.83 and 182.86

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Solution

The fourth proportional to 226.75, 338.83 and 182.86 is: 273.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.75 : 338.83 = 182.86 : x
  2. Step 2: Convert to fraction form
    226.75/338.83 = 182.86/x
  3. Step 3: Cross multiply
    226.75x = 338.83 × 182.86
  4. Step 4: Simplify right side
    226.75x = 61,958.18
  5. Step 5: Solve for x
    x = 61,958.18/226.75
  6. Step 6: Final answer
    x = 273.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.