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Finding the Fourth Proportional to 134.10, 200.04 and 114.96

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Solution

The fourth proportional to 134.10, 200.04 and 114.96 is: 171.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.10 : 200.04 = 114.96 : x
  2. Step 2: Convert to fraction form
    134.10/200.04 = 114.96/x
  3. Step 3: Cross multiply
    134.10x = 200.04 × 114.96
  4. Step 4: Simplify right side
    134.10x = 22,996.60
  5. Step 5: Solve for x
    x = 22,996.60/134.10
  6. Step 6: Final answer
    x = 171.49

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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.