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Finding the Fourth Proportional to 48,081.92, 71,996.70 and 33,965.60

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Solution

The fourth proportional to 48,081.92, 71,996.70 and 33,965.60 is: 50,859.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,081.92 : 71,996.70 = 33,965.60 : x
  2. Step 2: Convert to fraction form
    48,081.92/71,996.70 = 33,965.60/x
  3. Step 3: Cross multiply
    48,081.92x = 71,996.70 × 33,965.60
  4. Step 4: Simplify right side
    48,081.92x = 2,445,411,113.52
  5. Step 5: Solve for x
    x = 2,445,411,113.52/48,081.92
  6. Step 6: Final answer
    x = 50,859.27

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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.