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Finding the Fourth Proportional to 223.03, 334.46 and 107.44

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Solution

The fourth proportional to 223.03, 334.46 and 107.44 is: 161.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.03 : 334.46 = 107.44 : x
  2. Step 2: Convert to fraction form
    223.03/334.46 = 107.44/x
  3. Step 3: Cross multiply
    223.03x = 334.46 × 107.44
  4. Step 4: Simplify right side
    223.03x = 35,933.85
  5. Step 5: Solve for x
    x = 35,933.85/223.03
  6. Step 6: Final answer
    x = 161.12

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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.