Home / 269,683.43-404,255.41-136,159.79

Finding the Fourth Proportional to 269,683.43, 404,255.41 and 136,159.79

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Solution

The fourth proportional to 269,683.43, 404,255.41 and 136,159.79 is: 204,103.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,683.43 : 404,255.41 = 136,159.79 : x
  2. Step 2: Convert to fraction form
    269,683.43/404,255.41 = 136,159.79/x
  3. Step 3: Cross multiply
    269,683.43x = 404,255.41 × 136,159.79
  4. Step 4: Simplify right side
    269,683.43x = 55,043,329,370.29
  5. Step 5: Solve for x
    x = 55,043,329,370.29/269,683.43
  6. Step 6: Final answer
    x = 204,103.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.