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Finding the Fourth Proportional to 95,751.91, 143,227.77 and 67,286.80

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Solution

The fourth proportional to 95,751.91, 143,227.77 and 67,286.80 is: 100,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,751.91 : 143,227.77 = 67,286.80 : x
  2. Step 2: Convert to fraction form
    95,751.91/143,227.77 = 67,286.80/x
  3. Step 3: Cross multiply
    95,751.91x = 143,227.77 × 67,286.80
  4. Step 4: Simplify right side
    95,751.91x = 9,637,338,314.44
  5. Step 5: Solve for x
    x = 9,637,338,314.44/95,751.91
  6. Step 6: Final answer
    x = 100,649.05

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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.