Home / 269,101.50-371,360.07-149,869.50

Finding the Fourth Proportional to 269,101.50, 371,360.07 and 149,869.50

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Solution

The fourth proportional to 269,101.50, 371,360.07 and 149,869.50 is: 206,819.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,101.50 : 371,360.07 = 149,869.50 : x
  2. Step 2: Convert to fraction form
    269,101.50/371,360.07 = 149,869.50/x
  3. Step 3: Cross multiply
    269,101.50x = 371,360.07 × 149,869.50
  4. Step 4: Simplify right side
    269,101.50x = 55,655,548,010.87
  5. Step 5: Solve for x
    x = 55,655,548,010.87/269,101.50
  6. Step 6: Final answer
    x = 206,819.91

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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.