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Finding the Fourth Proportional to 101.96, 153.01 and 44.25

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Solution

The fourth proportional to 101.96, 153.01 and 44.25 is: 66.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101.96 : 153.01 = 44.25 : x
  2. Step 2: Convert to fraction form
    101.96/153.01 = 44.25/x
  3. Step 3: Cross multiply
    101.96x = 153.01 × 44.25
  4. Step 4: Simplify right side
    101.96x = 6,770.69
  5. Step 5: Solve for x
    x = 6,770.69/101.96
  6. Step 6: Final answer
    x = 66.41

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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.