Home / 67,120.82-100,618.35-22,716.48

Finding the Fourth Proportional to 67,120.82, 100,618.35 and 22,716.48

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Solution

The fourth proportional to 67,120.82, 100,618.35 and 22,716.48 is: 34,053.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,120.82 : 100,618.35 = 22,716.48 : x
  2. Step 2: Convert to fraction form
    67,120.82/100,618.35 = 22,716.48/x
  3. Step 3: Cross multiply
    67,120.82x = 100,618.35 × 22,716.48
  4. Step 4: Simplify right side
    67,120.82x = 2,285,694,735.41
  5. Step 5: Solve for x
    x = 2,285,694,735.41/67,120.82
  6. Step 6: Final answer
    x = 34,053.44

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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.