Home / 83,451.24-125,208.72-50,194.80

Finding the Fourth Proportional to 83,451.24, 125,208.72 and 50,194.80

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Solution

The fourth proportional to 83,451.24, 125,208.72 and 50,194.80 is: 75,311.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,451.24 : 125,208.72 = 50,194.80 : x
  2. Step 2: Convert to fraction form
    83,451.24/125,208.72 = 50,194.80/x
  3. Step 3: Cross multiply
    83,451.24x = 125,208.72 × 50,194.80
  4. Step 4: Simplify right side
    83,451.24x = 6,284,826,658.66
  5. Step 5: Solve for x
    x = 6,284,826,658.66/83,451.24
  6. Step 6: Final answer
    x = 75,311.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.