Home / 141,694.71-195,535.16-80,452.33

Finding the Fourth Proportional to 141,694.71, 195,535.16 and 80,452.33

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Solution

The fourth proportional to 141,694.71, 195,535.16 and 80,452.33 is: 111,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,694.71 : 195,535.16 = 80,452.33 : x
  2. Step 2: Convert to fraction form
    141,694.71/195,535.16 = 80,452.33/x
  3. Step 3: Cross multiply
    141,694.71x = 195,535.16 × 80,452.33
  4. Step 4: Simplify right side
    141,694.71x = 15,731,258,327.82
  5. Step 5: Solve for x
    x = 15,731,258,327.82/141,694.71
  6. Step 6: Final answer
    x = 111,022.20

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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.