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Finding the Fourth Proportional to 223.66, 335.35 and 108.01

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Solution

The fourth proportional to 223.66, 335.35 and 108.01 is: 161.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.66 : 335.35 = 108.01 : x
  2. Step 2: Convert to fraction form
    223.66/335.35 = 108.01/x
  3. Step 3: Cross multiply
    223.66x = 335.35 × 108.01
  4. Step 4: Simplify right side
    223.66x = 36,221.71
  5. Step 5: Solve for x
    x = 36,221.71/223.66
  6. Step 6: Final answer
    x = 161.95

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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.