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Finding the Fourth Proportional to 49,882.68, 68,846.88 and 29,740.80

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Solution

The fourth proportional to 49,882.68, 68,846.88 and 29,740.80 is: 41,047.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,882.68 : 68,846.88 = 29,740.80 : x
  2. Step 2: Convert to fraction form
    49,882.68/68,846.88 = 29,740.80/x
  3. Step 3: Cross multiply
    49,882.68x = 68,846.88 × 29,740.80
  4. Step 4: Simplify right side
    49,882.68x = 2,047,561,288.70
  5. Step 5: Solve for x
    x = 2,047,561,288.70/49,882.68
  6. Step 6: Final answer
    x = 41,047.54

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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.