Home / 67,939.87-101,885.55-27,947.16

Finding the Fourth Proportional to 67,939.87, 101,885.55 and 27,947.16

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Solution

The fourth proportional to 67,939.87, 101,885.55 and 27,947.16 is: 41,910.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,939.87 : 101,885.55 = 27,947.16 : x
  2. Step 2: Convert to fraction form
    67,939.87/101,885.55 = 27,947.16/x
  3. Step 3: Cross multiply
    67,939.87x = 101,885.55 × 27,947.16
  4. Step 4: Simplify right side
    67,939.87x = 2,847,412,149.61
  5. Step 5: Solve for x
    x = 2,847,412,149.61/67,939.87
  6. Step 6: Final answer
    x = 41,910.77

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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.