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Finding the Fourth Proportional to 134.24, 200.91 and 97.73

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Solution

The fourth proportional to 134.24, 200.91 and 97.73 is: 146.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.24 : 200.91 = 97.73 : x
  2. Step 2: Convert to fraction form
    134.24/200.91 = 97.73/x
  3. Step 3: Cross multiply
    134.24x = 200.91 × 97.73
  4. Step 4: Simplify right side
    134.24x = 19,634.93
  5. Step 5: Solve for x
    x = 19,634.93/134.24
  6. Step 6: Final answer
    x = 146.27

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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.