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Finding the Fourth Proportional to 195.32, 292.46 and 134.58

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Solution

The fourth proportional to 195.32, 292.46 and 134.58 is: 201.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.32 : 292.46 = 134.58 : x
  2. Step 2: Convert to fraction form
    195.32/292.46 = 134.58/x
  3. Step 3: Cross multiply
    195.32x = 292.46 × 134.58
  4. Step 4: Simplify right side
    195.32x = 39,359.27
  5. Step 5: Solve for x
    x = 39,359.27/195.32
  6. Step 6: Final answer
    x = 201.51

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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.