Home / 269,159.73-371,437.46-154,456.41

Finding the Fourth Proportional to 269,159.73, 371,437.46 and 154,456.41

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Solution

The fourth proportional to 269,159.73, 371,437.46 and 154,456.41 is: 213,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,159.73 : 371,437.46 = 154,456.41 : x
  2. Step 2: Convert to fraction form
    269,159.73/371,437.46 = 154,456.41/x
  3. Step 3: Cross multiply
    269,159.73x = 371,437.46 × 154,456.41
  4. Step 4: Simplify right side
    269,159.73x = 57,370,897,810.94
  5. Step 5: Solve for x
    x = 57,370,897,810.94/269,159.73
  6. Step 6: Final answer
    x = 213,148.15

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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.