Home / 269,435.97-371,816.73-148,588.43

Finding the Fourth Proportional to 269,435.97, 371,816.73 and 148,588.43

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Solution

The fourth proportional to 269,435.97, 371,816.73 and 148,588.43 is: 205,049.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,435.97 : 371,816.73 = 148,588.43 : x
  2. Step 2: Convert to fraction form
    269,435.97/371,816.73 = 148,588.43/x
  3. Step 3: Cross multiply
    269,435.97x = 371,816.73 × 148,588.43
  4. Step 4: Simplify right side
    269,435.97x = 55,247,662,299.35
  5. Step 5: Solve for x
    x = 55,247,662,299.35/269,435.97
  6. Step 6: Final answer
    x = 205,049.32

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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.