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Finding the Fourth Proportional to 162.60, 244.08 and 132.27

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Solution

The fourth proportional to 162.60, 244.08 and 132.27 is: 198.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.60 : 244.08 = 132.27 : x
  2. Step 2: Convert to fraction form
    162.60/244.08 = 132.27/x
  3. Step 3: Cross multiply
    162.60x = 244.08 × 132.27
  4. Step 4: Simplify right side
    162.60x = 32,284.46
  5. Step 5: Solve for x
    x = 32,284.46/162.60
  6. Step 6: Final answer
    x = 198.55

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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.