Home / 80,471.07-111,047.96-44,660.16

Finding the Fourth Proportional to 80,471.07, 111,047.96 and 44,660.16

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Solution

The fourth proportional to 80,471.07, 111,047.96 and 44,660.16 is: 61,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,471.07 : 111,047.96 = 44,660.16 : x
  2. Step 2: Convert to fraction form
    80,471.07/111,047.96 = 44,660.16/x
  3. Step 3: Cross multiply
    80,471.07x = 111,047.96 × 44,660.16
  4. Step 4: Simplify right side
    80,471.07x = 4,959,419,772.92
  5. Step 5: Solve for x
    x = 4,959,419,772.92/80,471.07
  6. Step 6: Final answer
    x = 61,629.85

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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.