Home / 87,846.80-121,226.33-49,084.92

Finding the Fourth Proportional to 87,846.80, 121,226.33 and 49,084.92

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Solution

The fourth proportional to 87,846.80, 121,226.33 and 49,084.92 is: 67,735.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,846.80 : 121,226.33 = 49,084.92 : x
  2. Step 2: Convert to fraction form
    87,846.80/121,226.33 = 49,084.92/x
  3. Step 3: Cross multiply
    87,846.80x = 121,226.33 × 49,084.92
  4. Step 4: Simplify right side
    87,846.80x = 5,950,384,832.66
  5. Step 5: Solve for x
    x = 5,950,384,832.66/87,846.80
  6. Step 6: Final answer
    x = 67,735.94

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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.