Home / 107,997.73-149,033.98-60,249.85

Finding the Fourth Proportional to 107,997.73, 149,033.98 and 60,249.85

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Solution

The fourth proportional to 107,997.73, 149,033.98 and 60,249.85 is: 83,143.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,997.73 : 149,033.98 = 60,249.85 : x
  2. Step 2: Convert to fraction form
    107,997.73/149,033.98 = 60,249.85/x
  3. Step 3: Cross multiply
    107,997.73x = 149,033.98 × 60,249.85
  4. Step 4: Simplify right side
    107,997.73x = 8,979,274,939.90
  5. Step 5: Solve for x
    x = 8,979,274,939.90/107,997.73
  6. Step 6: Final answer
    x = 83,143.18

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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.