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Finding the Fourth Proportional to 52,080.06, 78,107.70 and 22,481.70

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Solution

The fourth proportional to 52,080.06, 78,107.70 and 22,481.70 is: 33,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,080.06 : 78,107.70 = 22,481.70 : x
  2. Step 2: Convert to fraction form
    52,080.06/78,107.70 = 22,481.70/x
  3. Step 3: Cross multiply
    52,080.06x = 78,107.70 × 22,481.70
  4. Step 4: Simplify right side
    52,080.06x = 1,755,993,879.09
  5. Step 5: Solve for x
    x = 1,755,993,879.09/52,080.06
  6. Step 6: Final answer
    x = 33,717.20

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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.