Home / 269,441.70-371,821.01-148,588.10

Finding the Fourth Proportional to 269,441.70, 371,821.01 and 148,588.10

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Solution

The fourth proportional to 269,441.70, 371,821.01 and 148,588.10 is: 205,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,441.70 : 371,821.01 = 148,588.10 : x
  2. Step 2: Convert to fraction form
    269,441.70/371,821.01 = 148,588.10/x
  3. Step 3: Cross multiply
    269,441.70x = 371,821.01 × 148,588.10
  4. Step 4: Simplify right side
    269,441.70x = 55,248,177,415.98
  5. Step 5: Solve for x
    x = 55,248,177,415.98/269,441.70
  6. Step 6: Final answer
    x = 205,046.87

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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.