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Finding the Fourth Proportional to 69,797.65, 104,694.84 and 22,412.86

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Solution

The fourth proportional to 69,797.65, 104,694.84 and 22,412.86 is: 33,618.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,797.65 : 104,694.84 = 22,412.86 : x
  2. Step 2: Convert to fraction form
    69,797.65/104,694.84 = 22,412.86/x
  3. Step 3: Cross multiply
    69,797.65x = 104,694.84 × 22,412.86
  4. Step 4: Simplify right side
    69,797.65x = 2,346,510,791.64
  5. Step 5: Solve for x
    x = 2,346,510,791.64/69,797.65
  6. Step 6: Final answer
    x = 33,618.76

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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.