Home / 275,236.86-412,756.20-95,273.40

Finding the Fourth Proportional to 275,236.86, 412,756.20 and 95,273.40

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Solution

The fourth proportional to 275,236.86, 412,756.20 and 95,273.40 is: 142,875.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,236.86 : 412,756.20 = 95,273.40 : x
  2. Step 2: Convert to fraction form
    275,236.86/412,756.20 = 95,273.40/x
  3. Step 3: Cross multiply
    275,236.86x = 412,756.20 × 95,273.40
  4. Step 4: Simplify right side
    275,236.86x = 39,324,686,545.08
  5. Step 5: Solve for x
    x = 39,324,686,545.08/275,236.86
  6. Step 6: Final answer
    x = 142,875.80

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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.