Home / 126,044.52-173,945.82-68,688.54

Finding the Fourth Proportional to 126,044.52, 173,945.82 and 68,688.54

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Solution

The fourth proportional to 126,044.52, 173,945.82 and 68,688.54 is: 94,792.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,044.52 : 173,945.82 = 68,688.54 : x
  2. Step 2: Convert to fraction form
    126,044.52/173,945.82 = 68,688.54/x
  3. Step 3: Cross multiply
    126,044.52x = 173,945.82 × 68,688.54
  4. Step 4: Simplify right side
    126,044.52x = 11,948,084,414.90
  5. Step 5: Solve for x
    x = 11,948,084,414.90/126,044.52
  6. Step 6: Final answer
    x = 94,792.57

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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.