Home / 269,063.24-371,233.40-187,299.88

Finding the Fourth Proportional to 269,063.24, 371,233.40 and 187,299.88

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Solution

The fourth proportional to 269,063.24, 371,233.40 and 187,299.88 is: 258,422.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,063.24 : 371,233.40 = 187,299.88 : x
  2. Step 2: Convert to fraction form
    269,063.24/371,233.40 = 187,299.88/x
  3. Step 3: Cross multiply
    269,063.24x = 371,233.40 × 187,299.88
  4. Step 4: Simplify right side
    269,063.24x = 69,531,969,407.41
  5. Step 5: Solve for x
    x = 69,531,969,407.41/269,063.24
  6. Step 6: Final answer
    x = 258,422.41

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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.