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Finding the Fourth Proportional to 134.39, 184.25 and 131.96

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Solution

The fourth proportional to 134.39, 184.25 and 131.96 is: 180.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.39 : 184.25 = 131.96 : x
  2. Step 2: Convert to fraction form
    134.39/184.25 = 131.96/x
  3. Step 3: Cross multiply
    134.39x = 184.25 × 131.96
  4. Step 4: Simplify right side
    134.39x = 24,313.59
  5. Step 5: Solve for x
    x = 24,313.59/134.39
  6. Step 6: Final answer
    x = 180.92

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.