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Finding the Fourth Proportional to 195.80, 293.36 and 134

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Solution

The fourth proportional to 195.80, 293.36 and 134 is: 200.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.80 : 293.36 = 134 : x
  2. Step 2: Convert to fraction form
    195.80/293.36 = 134/x
  3. Step 3: Cross multiply
    195.80x = 293.36 × 134
  4. Step 4: Simplify right side
    195.80x = 39,310.24
  5. Step 5: Solve for x
    x = 39,310.24/195.80
  6. Step 6: Final answer
    x = 200.77

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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.