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Finding the Fourth Proportional to 134.48, 200.58 and 132.06

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Solution

The fourth proportional to 134.48, 200.58 and 132.06 is: 196.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.48 : 200.58 = 132.06 : x
  2. Step 2: Convert to fraction form
    134.48/200.58 = 132.06/x
  3. Step 3: Cross multiply
    134.48x = 200.58 × 132.06
  4. Step 4: Simplify right side
    134.48x = 26,488.59
  5. Step 5: Solve for x
    x = 26,488.59/134.48
  6. Step 6: Final answer
    x = 196.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.