Home / 269,401.73-371,828.27-154,759.01

Finding the Fourth Proportional to 269,401.73, 371,828.27 and 154,759.01

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Solution

The fourth proportional to 269,401.73, 371,828.27 and 154,759.01 is: 213,598.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,401.73 : 371,828.27 = 154,759.01 : x
  2. Step 2: Convert to fraction form
    269,401.73/371,828.27 = 154,759.01/x
  3. Step 3: Cross multiply
    269,401.73x = 371,828.27 × 154,759.01
  4. Step 4: Simplify right side
    269,401.73x = 57,543,775,110.99
  5. Step 5: Solve for x
    x = 57,543,775,110.99/269,401.73
  6. Step 6: Final answer
    x = 213,598.39

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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.