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Finding the Fourth Proportional to 195.48, 292.92 and 181.96

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Solution

The fourth proportional to 195.48, 292.92 and 181.96 is: 272.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.48 : 292.92 = 181.96 : x
  2. Step 2: Convert to fraction form
    195.48/292.92 = 181.96/x
  3. Step 3: Cross multiply
    195.48x = 292.92 × 181.96
  4. Step 4: Simplify right side
    195.48x = 53,299.72
  5. Step 5: Solve for x
    x = 53,299.72/195.48
  6. Step 6: Final answer
    x = 272.66

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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.