Home / 84,914.28-127,371.60-22,584.78

Finding the Fourth Proportional to 84,914.28, 127,371.60 and 22,584.78

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Solution

The fourth proportional to 84,914.28, 127,371.60 and 22,584.78 is: 33,877.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,914.28 : 127,371.60 = 22,584.78 : x
  2. Step 2: Convert to fraction form
    84,914.28/127,371.60 = 22,584.78/x
  3. Step 3: Cross multiply
    84,914.28x = 127,371.60 × 22,584.78
  4. Step 4: Simplify right side
    84,914.28x = 2,876,659,564.25
  5. Step 5: Solve for x
    x = 2,876,659,564.25/84,914.28
  6. Step 6: Final answer
    x = 33,877.22

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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.