Home / 75,734.28-104,512.43-43,906.14

Finding the Fourth Proportional to 75,734.28, 104,512.43 and 43,906.14

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Solution

The fourth proportional to 75,734.28, 104,512.43 and 43,906.14 is: 60,589.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,734.28 : 104,512.43 = 43,906.14 : x
  2. Step 2: Convert to fraction form
    75,734.28/104,512.43 = 43,906.14/x
  3. Step 3: Cross multiply
    75,734.28x = 104,512.43 × 43,906.14
  4. Step 4: Simplify right side
    75,734.28x = 4,588,737,163.79
  5. Step 5: Solve for x
    x = 4,588,737,163.79/75,734.28
  6. Step 6: Final answer
    x = 60,589.96

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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.