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Finding the Fourth Proportional to 43.67, 60.29 and 32.81

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Solution

The fourth proportional to 43.67, 60.29 and 32.81 is: 45.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.67 : 60.29 = 32.81 : x
  2. Step 2: Convert to fraction form
    43.67/60.29 = 32.81/x
  3. Step 3: Cross multiply
    43.67x = 60.29 × 32.81
  4. Step 4: Simplify right side
    43.67x = 1,977.96
  5. Step 5: Solve for x
    x = 1,977.96/43.67
  6. Step 6: Final answer
    x = 45.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.