Home / 269,045.85-371,273.10-161,675.09

Finding the Fourth Proportional to 269,045.85, 371,273.10 and 161,675.09

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Solution

The fourth proportional to 269,045.85, 371,273.10 and 161,675.09 is: 223,105.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,045.85 : 371,273.10 = 161,675.09 : x
  2. Step 2: Convert to fraction form
    269,045.85/371,273.10 = 161,675.09/x
  3. Step 3: Cross multiply
    269,045.85x = 371,273.10 × 161,675.09
  4. Step 4: Simplify right side
    269,045.85x = 60,025,610,000.71
  5. Step 5: Solve for x
    x = 60,025,610,000.71/269,045.85
  6. Step 6: Final answer
    x = 223,105.50

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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.