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Finding the Fourth Proportional to 226.63, 340.00 and 111.14

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Solution

The fourth proportional to 226.63, 340.00 and 111.14 is: 166.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.63 : 340.00 = 111.14 : x
  2. Step 2: Convert to fraction form
    226.63/340.00 = 111.14/x
  3. Step 3: Cross multiply
    226.63x = 340.00 × 111.14
  4. Step 4: Simplify right side
    226.63x = 37,786.90
  5. Step 5: Solve for x
    x = 37,786.90/226.63
  6. Step 6: Final answer
    x = 166.73

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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.