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Finding the Fourth Proportional to 226.52, 339.53 and 110.72

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Solution

The fourth proportional to 226.52, 339.53 and 110.72 is: 165.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.52 : 339.53 = 110.72 : x
  2. Step 2: Convert to fraction form
    226.52/339.53 = 110.72/x
  3. Step 3: Cross multiply
    226.52x = 339.53 × 110.72
  4. Step 4: Simplify right side
    226.52x = 37,590.51
  5. Step 5: Solve for x
    x = 37,590.51/226.52
  6. Step 6: Final answer
    x = 165.95

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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.