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Finding the Fourth Proportional to 300.11, 414.13 and 167.33

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Solution

The fourth proportional to 300.11, 414.13 and 167.33 is: 230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    300.11 : 414.13 = 167.33 : x
  2. Step 2: Convert to fraction form
    300.11/414.13 = 167.33/x
  3. Step 3: Cross multiply
    300.11x = 414.13 × 167.33
  4. Step 4: Simplify right side
    300.11x = 69,296.37
  5. Step 5: Solve for x
    x = 69,296.37/300.11
  6. Step 6: Final answer
    x = 230.90

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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.