Home / 269,370.97-371,734.63-148,509.15

Finding the Fourth Proportional to 269,370.97, 371,734.63 and 148,509.15

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Solution

The fourth proportional to 269,370.97, 371,734.63 and 148,509.15 is: 204,944.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,370.97 : 371,734.63 = 148,509.15 : x
  2. Step 2: Convert to fraction form
    269,370.97/371,734.63 = 148,509.15/x
  3. Step 3: Cross multiply
    269,370.97x = 371,734.63 × 148,509.15
  4. Step 4: Simplify right side
    269,370.97x = 55,205,993,926.86
  5. Step 5: Solve for x
    x = 55,205,993,926.86/269,370.97
  6. Step 6: Final answer
    x = 204,944.11

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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.