Home / 140,874.20-211,324.32-50,939.36

Finding the Fourth Proportional to 140,874.20, 211,324.32 and 50,939.36

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Solution

The fourth proportional to 140,874.20, 211,324.32 and 50,939.36 is: 76,413.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,874.20 : 211,324.32 = 50,939.36 : x
  2. Step 2: Convert to fraction form
    140,874.20/211,324.32 = 50,939.36/x
  3. Step 3: Cross multiply
    140,874.20x = 211,324.32 × 50,939.36
  4. Step 4: Simplify right side
    140,874.20x = 10,764,725,613.24
  5. Step 5: Solve for x
    x = 10,764,725,613.24/140,874.20
  6. Step 6: Final answer
    x = 76,413.75

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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.