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Finding the Fourth Proportional to 134.14, 200.82 and 125.60

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Solution

The fourth proportional to 134.14, 200.82 and 125.60 is: 188.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.14 : 200.82 = 125.60 : x
  2. Step 2: Convert to fraction form
    134.14/200.82 = 125.60/x
  3. Step 3: Cross multiply
    134.14x = 200.82 × 125.60
  4. Step 4: Simplify right side
    134.14x = 25,222.99
  5. Step 5: Solve for x
    x = 25,222.99/134.14
  6. Step 6: Final answer
    x = 188.03

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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.