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Finding the Fourth Proportional to 226.66, 338.49 and 183.38

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Solution

The fourth proportional to 226.66, 338.49 and 183.38 is: 273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.66 : 338.49 = 183.38 : x
  2. Step 2: Convert to fraction form
    226.66/338.49 = 183.38/x
  3. Step 3: Cross multiply
    226.66x = 338.49 × 183.38
  4. Step 4: Simplify right side
    226.66x = 62,071.38
  5. Step 5: Solve for x
    x = 62,071.38/226.66
  6. Step 6: Final answer
    x = 273.85

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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.