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Finding the Fourth Proportional to 183.22, 275.03 and 100.96

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Solution

The fourth proportional to 183.22, 275.03 and 100.96 is: 151.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.22 : 275.03 = 100.96 : x
  2. Step 2: Convert to fraction form
    183.22/275.03 = 100.96/x
  3. Step 3: Cross multiply
    183.22x = 275.03 × 100.96
  4. Step 4: Simplify right side
    183.22x = 27,765.15
  5. Step 5: Solve for x
    x = 27,765.15/183.22
  6. Step 6: Final answer
    x = 151.54

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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.