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Finding the Fourth Proportional to 71,974.48, 107,957.83 and 22,054.73

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Solution

The fourth proportional to 71,974.48, 107,957.83 and 22,054.73 is: 33,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,974.48 : 107,957.83 = 22,054.73 : x
  2. Step 2: Convert to fraction form
    71,974.48/107,957.83 = 22,054.73/x
  3. Step 3: Cross multiply
    71,974.48x = 107,957.83 × 22,054.73
  4. Step 4: Simplify right side
    71,974.48x = 2,380,980,792.04
  5. Step 5: Solve for x
    x = 2,380,980,792.04/71,974.48
  6. Step 6: Final answer
    x = 33,080.90

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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.