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Finding the Fourth Proportional to 69,334.53, 104,017.32 and 21,952.44

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Solution

The fourth proportional to 69,334.53, 104,017.32 and 21,952.44 is: 32,933.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,334.53 : 104,017.32 = 21,952.44 : x
  2. Step 2: Convert to fraction form
    69,334.53/104,017.32 = 21,952.44/x
  3. Step 3: Cross multiply
    69,334.53x = 104,017.32 × 21,952.44
  4. Step 4: Simplify right side
    69,334.53x = 2,283,433,976.26
  5. Step 5: Solve for x
    x = 2,283,433,976.26/69,334.53
  6. Step 6: Final answer
    x = 32,933.58

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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.