Home / 49,250.80-67,919.97-39,212.38

Finding the Fourth Proportional to 49,250.80, 67,919.97 and 39,212.38

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Solution

The fourth proportional to 49,250.80, 67,919.97 and 39,212.38 is: 54,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,250.80 : 67,919.97 = 39,212.38 : x
  2. Step 2: Convert to fraction form
    49,250.80/67,919.97 = 39,212.38/x
  3. Step 3: Cross multiply
    49,250.80x = 67,919.97 × 39,212.38
  4. Step 4: Simplify right side
    49,250.80x = 2,663,303,673.23
  5. Step 5: Solve for x
    x = 2,663,303,673.23/49,250.80
  6. Step 6: Final answer
    x = 54,076.35

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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.