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Finding the Fourth Proportional to 101.82, 152.67 and 44.03

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Solution

The fourth proportional to 101.82, 152.67 and 44.03 is: 66.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101.82 : 152.67 = 44.03 : x
  2. Step 2: Convert to fraction form
    101.82/152.67 = 44.03/x
  3. Step 3: Cross multiply
    101.82x = 152.67 × 44.03
  4. Step 4: Simplify right side
    101.82x = 6,722.06
  5. Step 5: Solve for x
    x = 6,722.06/101.82
  6. Step 6: Final answer
    x = 66.02

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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.