Home / 71,942.28-99,289.34-41,324.96

Finding the Fourth Proportional to 71,942.28, 99,289.34 and 41,324.96

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Solution

The fourth proportional to 71,942.28, 99,289.34 and 41,324.96 is: 57,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,942.28 : 99,289.34 = 41,324.96 : x
  2. Step 2: Convert to fraction form
    71,942.28/99,289.34 = 41,324.96/x
  3. Step 3: Cross multiply
    71,942.28x = 99,289.34 × 41,324.96
  4. Step 4: Simplify right side
    71,942.28x = 4,103,128,003.93
  5. Step 5: Solve for x
    x = 4,103,128,003.93/71,942.28
  6. Step 6: Final answer
    x = 57,033.61

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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.