Home / 49,540.09-67,944.97-47,505.65

Finding the Fourth Proportional to 49,540.09, 67,944.97 and 47,505.65

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Solution

The fourth proportional to 49,540.09, 67,944.97 and 47,505.65 is: 65,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,540.09 : 67,944.97 = 47,505.65 : x
  2. Step 2: Convert to fraction form
    49,540.09/67,944.97 = 47,505.65/x
  3. Step 3: Cross multiply
    49,540.09x = 67,944.97 × 47,505.65
  4. Step 4: Simplify right side
    49,540.09x = 3,227,769,594.66
  5. Step 5: Solve for x
    x = 3,227,769,594.66/49,540.09
  6. Step 6: Final answer
    x = 65,154.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.