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Finding the Fourth Proportional to 195.28, 292.44 and 179.44

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Solution

The fourth proportional to 195.28, 292.44 and 179.44 is: 268.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.28 : 292.44 = 179.44 : x
  2. Step 2: Convert to fraction form
    195.28/292.44 = 179.44/x
  3. Step 3: Cross multiply
    195.28x = 292.44 × 179.44
  4. Step 4: Simplify right side
    195.28x = 52,475.43
  5. Step 5: Solve for x
    x = 52,475.43/195.28
  6. Step 6: Final answer
    x = 268.72

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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.