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Finding the Fourth Proportional to 195.34, 292.88 and 134.18

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Solution

The fourth proportional to 195.34, 292.88 and 134.18 is: 201.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.34 : 292.88 = 134.18 : x
  2. Step 2: Convert to fraction form
    195.34/292.88 = 134.18/x
  3. Step 3: Cross multiply
    195.34x = 292.88 × 134.18
  4. Step 4: Simplify right side
    195.34x = 39,298.64
  5. Step 5: Solve for x
    x = 39,298.64/195.34
  6. Step 6: Final answer
    x = 201.18

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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.