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Finding the Fourth Proportional to 234.61, 352.01 and 97.63

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Solution

The fourth proportional to 234.61, 352.01 and 97.63 is: 146.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.61 : 352.01 = 97.63 : x
  2. Step 2: Convert to fraction form
    234.61/352.01 = 97.63/x
  3. Step 3: Cross multiply
    234.61x = 352.01 × 97.63
  4. Step 4: Simplify right side
    234.61x = 34,367.42
  5. Step 5: Solve for x
    x = 34,367.42/234.61
  6. Step 6: Final answer
    x = 146.49

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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.