Home / 137,231.94-206,083.49-84,235.13

Finding the Fourth Proportional to 137,231.94, 206,083.49 and 84,235.13

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Solution

The fourth proportional to 137,231.94, 206,083.49 and 84,235.13 is: 126,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,231.94 : 206,083.49 = 84,235.13 : x
  2. Step 2: Convert to fraction form
    137,231.94/206,083.49 = 84,235.13/x
  3. Step 3: Cross multiply
    137,231.94x = 206,083.49 × 84,235.13
  4. Step 4: Simplify right side
    137,231.94x = 17,359,469,571.00
  5. Step 5: Solve for x
    x = 17,359,469,571.00/137,231.94
  6. Step 6: Final answer
    x = 126,497.30

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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.