Home / 82,963.26-114,456.78-51,076.80

Finding the Fourth Proportional to 82,963.26, 114,456.78 and 51,076.80

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Solution

The fourth proportional to 82,963.26, 114,456.78 and 51,076.80 is: 70,465.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,963.26 : 114,456.78 = 51,076.80 : x
  2. Step 2: Convert to fraction form
    82,963.26/114,456.78 = 51,076.80/x
  3. Step 3: Cross multiply
    82,963.26x = 114,456.78 × 51,076.80
  4. Step 4: Simplify right side
    82,963.26x = 5,846,086,060.70
  5. Step 5: Solve for x
    x = 5,846,086,060.70/82,963.26
  6. Step 6: Final answer
    x = 70,465.96

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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.