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Finding the Fourth Proportional to 71,984.25, 108,015.26 and 35,048.25

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Solution

The fourth proportional to 71,984.25, 108,015.26 and 35,048.25 is: 52,591.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,984.25 : 108,015.26 = 35,048.25 : x
  2. Step 2: Convert to fraction form
    71,984.25/108,015.26 = 35,048.25/x
  3. Step 3: Cross multiply
    71,984.25x = 108,015.26 × 35,048.25
  4. Step 4: Simplify right side
    71,984.25x = 3,785,745,661.05
  5. Step 5: Solve for x
    x = 3,785,745,661.05/71,984.25
  6. Step 6: Final answer
    x = 52,591.31

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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.