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Finding the Fourth Proportional to 195.24, 292.86 and 181.92

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Solution

The fourth proportional to 195.24, 292.86 and 181.92 is: 272.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.24 : 292.86 = 181.92 : x
  2. Step 2: Convert to fraction form
    195.24/292.86 = 181.92/x
  3. Step 3: Cross multiply
    195.24x = 292.86 × 181.92
  4. Step 4: Simplify right side
    195.24x = 53,277.09
  5. Step 5: Solve for x
    x = 53,277.09/195.24
  6. Step 6: Final answer
    x = 272.88

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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.