Home / 269,028.07-371,231.27-165,645.85

Finding the Fourth Proportional to 269,028.07, 371,231.27 and 165,645.85

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Solution

The fourth proportional to 269,028.07, 371,231.27 and 165,645.85 is: 228,574.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,028.07 : 371,231.27 = 165,645.85 : x
  2. Step 2: Convert to fraction form
    269,028.07/371,231.27 = 165,645.85/x
  3. Step 3: Cross multiply
    269,028.07x = 371,231.27 × 165,645.85
  4. Step 4: Simplify right side
    269,028.07x = 61,492,919,265.73
  5. Step 5: Solve for x
    x = 61,492,919,265.73/269,028.07
  6. Step 6: Final answer
    x = 228,574.36

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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.