Home / 49,206.38-67,885.26-30,310.70

Finding the Fourth Proportional to 49,206.38, 67,885.26 and 30,310.70

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Solution

The fourth proportional to 49,206.38, 67,885.26 and 30,310.70 is: 41,816.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,206.38 : 67,885.26 = 30,310.70 : x
  2. Step 2: Convert to fraction form
    49,206.38/67,885.26 = 30,310.70/x
  3. Step 3: Cross multiply
    49,206.38x = 67,885.26 × 30,310.70
  4. Step 4: Simplify right side
    49,206.38x = 2,057,649,750.28
  5. Step 5: Solve for x
    x = 2,057,649,750.28/49,206.38
  6. Step 6: Final answer
    x = 41,816.73

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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.