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Finding the Fourth Proportional to 223.92, 335.84 and 95.60

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Solution

The fourth proportional to 223.92, 335.84 and 95.60 is: 143.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.92 : 335.84 = 95.60 : x
  2. Step 2: Convert to fraction form
    223.92/335.84 = 95.60/x
  3. Step 3: Cross multiply
    223.92x = 335.84 × 95.60
  4. Step 4: Simplify right side
    223.92x = 32,106.30
  5. Step 5: Solve for x
    x = 32,106.30/223.92
  6. Step 6: Final answer
    x = 143.38

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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.