Home / 141,701.94-195,542.37-81,229.23

Finding the Fourth Proportional to 141,701.94, 195,542.37 and 81,229.23

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Solution

The fourth proportional to 141,701.94, 195,542.37 and 81,229.23 is: 112,092.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,701.94 : 195,542.37 = 81,229.23 : x
  2. Step 2: Convert to fraction form
    141,701.94/195,542.37 = 81,229.23/x
  3. Step 3: Cross multiply
    141,701.94x = 195,542.37 × 81,229.23
  4. Step 4: Simplify right side
    141,701.94x = 15,883,756,147.48
  5. Step 5: Solve for x
    x = 15,883,756,147.48/141,701.94
  6. Step 6: Final answer
    x = 112,092.72

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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.