Home / 269,073.26-371,321.10-155,961.62

Finding the Fourth Proportional to 269,073.26, 371,321.10 and 155,961.62

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Solution

The fourth proportional to 269,073.26, 371,321.10 and 155,961.62 is: 215,227.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,073.26 : 371,321.10 = 155,961.62 : x
  2. Step 2: Convert to fraction form
    269,073.26/371,321.10 = 155,961.62/x
  3. Step 3: Cross multiply
    269,073.26x = 371,321.10 × 155,961.62
  4. Step 4: Simplify right side
    269,073.26x = 57,911,840,296.18
  5. Step 5: Solve for x
    x = 57,911,840,296.18/269,073.26
  6. Step 6: Final answer
    x = 215,227.04

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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.