Home / 126,071.62-173,976.56-68,711.46

Finding the Fourth Proportional to 126,071.62, 173,976.56 and 68,711.46

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Solution

The fourth proportional to 126,071.62, 173,976.56 and 68,711.46 is: 94,820.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,071.62 : 173,976.56 = 68,711.46 : x
  2. Step 2: Convert to fraction form
    126,071.62/173,976.56 = 68,711.46/x
  3. Step 3: Cross multiply
    126,071.62x = 173,976.56 × 68,711.46
  4. Step 4: Simplify right side
    126,071.62x = 11,954,183,443.38
  5. Step 5: Solve for x
    x = 11,954,183,443.38/126,071.62
  6. Step 6: Final answer
    x = 94,820.57

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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.