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Finding the Fourth Proportional to 240.60, 332.12 and 163.02

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Solution

The fourth proportional to 240.60, 332.12 and 163.02 is: 225.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.60 : 332.12 = 163.02 : x
  2. Step 2: Convert to fraction form
    240.60/332.12 = 163.02/x
  3. Step 3: Cross multiply
    240.60x = 332.12 × 163.02
  4. Step 4: Simplify right side
    240.60x = 54,142.20
  5. Step 5: Solve for x
    x = 54,142.20/240.60
  6. Step 6: Final answer
    x = 225.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.