Home / 269,211.56-371,511.16-148,352.80

Finding the Fourth Proportional to 269,211.56, 371,511.16 and 148,352.80

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Solution

The fourth proportional to 269,211.56, 371,511.16 and 148,352.80 is: 204,726.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,211.56 : 371,511.16 = 148,352.80 : x
  2. Step 2: Convert to fraction form
    269,211.56/371,511.16 = 148,352.80/x
  3. Step 3: Cross multiply
    269,211.56x = 371,511.16 × 148,352.80
  4. Step 4: Simplify right side
    269,211.56x = 55,114,720,817.25
  5. Step 5: Solve for x
    x = 55,114,720,817.25/269,211.56
  6. Step 6: Final answer
    x = 204,726.43

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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.