Home / 275,738.96-413,250.86-123,823.87

Finding the Fourth Proportional to 275,738.96, 413,250.86 and 123,823.87

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Solution

The fourth proportional to 275,738.96, 413,250.86 and 123,823.87 is: 185,575.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,738.96 : 413,250.86 = 123,823.87 : x
  2. Step 2: Convert to fraction form
    275,738.96/413,250.86 = 123,823.87/x
  3. Step 3: Cross multiply
    275,738.96x = 413,250.86 × 123,823.87
  4. Step 4: Simplify right side
    275,738.96x = 51,170,320,120.80
  5. Step 5: Solve for x
    x = 51,170,320,120.80/275,738.96
  6. Step 6: Final answer
    x = 185,575.22

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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.