Home / 227,205.80-313,545.99-125,234.87

Finding the Fourth Proportional to 227,205.80, 313,545.99 and 125,234.87

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Solution

The fourth proportional to 227,205.80, 313,545.99 and 125,234.87 is: 172,825.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,205.80 : 313,545.99 = 125,234.87 : x
  2. Step 2: Convert to fraction form
    227,205.80/313,545.99 = 125,234.87/x
  3. Step 3: Cross multiply
    227,205.80x = 313,545.99 × 125,234.87
  4. Step 4: Simplify right side
    227,205.80x = 39,266,889,728.94
  5. Step 5: Solve for x
    x = 39,266,889,728.94/227,205.80
  6. Step 6: Final answer
    x = 172,825.21

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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.