Home / 269,359.22-371,721.35-148,505.60

Finding the Fourth Proportional to 269,359.22, 371,721.35 and 148,505.60

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Solution

The fourth proportional to 269,359.22, 371,721.35 and 148,505.60 is: 204,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,359.22 : 371,721.35 = 148,505.60 : x
  2. Step 2: Convert to fraction form
    269,359.22/371,721.35 = 148,505.60/x
  3. Step 3: Cross multiply
    269,359.22x = 371,721.35 × 148,505.60
  4. Step 4: Simplify right side
    269,359.22x = 55,202,703,415.13
  5. Step 5: Solve for x
    x = 55,202,703,415.13/269,359.22
  6. Step 6: Final answer
    x = 204,940.83

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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.