Home / 269,080.30-371,332.70-154,363.95

Finding the Fourth Proportional to 269,080.30, 371,332.70 and 154,363.95

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Solution

The fourth proportional to 269,080.30, 371,332.70 and 154,363.95 is: 213,023.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,080.30 : 371,332.70 = 154,363.95 : x
  2. Step 2: Convert to fraction form
    269,080.30/371,332.70 = 154,363.95/x
  3. Step 3: Cross multiply
    269,080.30x = 371,332.70 × 154,363.95
  4. Step 4: Simplify right side
    269,080.30x = 57,320,382,336.17
  5. Step 5: Solve for x
    x = 57,320,382,336.17/269,080.30
  6. Step 6: Final answer
    x = 213,023.33

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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.