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Finding the Fourth Proportional to 229.22, 344.10 and 101.06

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Solution

The fourth proportional to 229.22, 344.10 and 101.06 is: 151.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.22 : 344.10 = 101.06 : x
  2. Step 2: Convert to fraction form
    229.22/344.10 = 101.06/x
  3. Step 3: Cross multiply
    229.22x = 344.10 × 101.06
  4. Step 4: Simplify right side
    229.22x = 34,774.75
  5. Step 5: Solve for x
    x = 34,774.75/229.22
  6. Step 6: Final answer
    x = 151.71

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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.