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Finding the Fourth Proportional to 80,777.97, 111,470.97 and 44,966.79

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Solution

The fourth proportional to 80,777.97, 111,470.97 and 44,966.79 is: 62,052.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,777.97 : 111,470.97 = 44,966.79 : x
  2. Step 2: Convert to fraction form
    80,777.97/111,470.97 = 44,966.79/x
  3. Step 3: Cross multiply
    80,777.97x = 111,470.97 × 44,966.79
  4. Step 4: Simplify right side
    80,777.97x = 5,012,491,699.09
  5. Step 5: Solve for x
    x = 5,012,491,699.09/80,777.97
  6. Step 6: Final answer
    x = 62,052.71

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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.