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Finding the Fourth Proportional to 69,368.94, 104,067.99 and 22,654.62

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Solution

The fourth proportional to 69,368.94, 104,067.99 and 22,654.62 is: 33,986.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,368.94 : 104,067.99 = 22,654.62 : x
  2. Step 2: Convert to fraction form
    69,368.94/104,067.99 = 22,654.62/x
  3. Step 3: Cross multiply
    69,368.94x = 104,067.99 × 22,654.62
  4. Step 4: Simplify right side
    69,368.94x = 2,357,620,767.61
  5. Step 5: Solve for x
    x = 2,357,620,767.61/69,368.94
  6. Step 6: Final answer
    x = 33,986.69

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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.