Home / 57,800.91-79,755.96-35,127.78

Finding the Fourth Proportional to 57,800.91, 79,755.96 and 35,127.78

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Solution

The fourth proportional to 57,800.91, 79,755.96 and 35,127.78 is: 48,470.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,800.91 : 79,755.96 = 35,127.78 : x
  2. Step 2: Convert to fraction form
    57,800.91/79,755.96 = 35,127.78/x
  3. Step 3: Cross multiply
    57,800.91x = 79,755.96 × 35,127.78
  4. Step 4: Simplify right side
    57,800.91x = 2,801,649,816.57
  5. Step 5: Solve for x
    x = 2,801,649,816.57/57,800.91
  6. Step 6: Final answer
    x = 48,470.69

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1.5x scale

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.