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Finding the Fourth Proportional to 135.96, 188.36 and 132.62

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Solution

The fourth proportional to 135.96, 188.36 and 132.62 is: 183.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    135.96 : 188.36 = 132.62 : x
  2. Step 2: Convert to fraction form
    135.96/188.36 = 132.62/x
  3. Step 3: Cross multiply
    135.96x = 188.36 × 132.62
  4. Step 4: Simplify right side
    135.96x = 24,980.30
  5. Step 5: Solve for x
    x = 24,980.30/135.96
  6. Step 6: Final answer
    x = 183.73

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.