Home / 269,193.12-371,481.84-156,026.40

Finding the Fourth Proportional to 269,193.12, 371,481.84 and 156,026.40

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Solution

The fourth proportional to 269,193.12, 371,481.84 and 156,026.40 is: 215,313.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,193.12 : 371,481.84 = 156,026.40 : x
  2. Step 2: Convert to fraction form
    269,193.12/371,481.84 = 156,026.40/x
  3. Step 3: Cross multiply
    269,193.12x = 371,481.84 × 156,026.40
  4. Step 4: Simplify right side
    269,193.12x = 57,960,974,160.58
  5. Step 5: Solve for x
    x = 57,960,974,160.58/269,193.12
  6. Step 6: Final answer
    x = 215,313.73

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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.