Home / 141,323.33-195,037.04-80,912.92

Finding the Fourth Proportional to 141,323.33, 195,037.04 and 80,912.92

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Solution

The fourth proportional to 141,323.33, 195,037.04 and 80,912.92 is: 111,666.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,323.33 : 195,037.04 = 80,912.92 : x
  2. Step 2: Convert to fraction form
    141,323.33/195,037.04 = 80,912.92/x
  3. Step 3: Cross multiply
    141,323.33x = 195,037.04 × 80,912.92
  4. Step 4: Simplify right side
    141,323.33x = 15,781,016,414.56
  5. Step 5: Solve for x
    x = 15,781,016,414.56/141,323.33
  6. Step 6: Final answer
    x = 111,666.04

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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.