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Finding the Fourth Proportional to 69,883.73, 104,824.32 and 17,293.22

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Solution

The fourth proportional to 69,883.73, 104,824.32 and 17,293.22 is: 25,939.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,883.73 : 104,824.32 = 17,293.22 : x
  2. Step 2: Convert to fraction form
    69,883.73/104,824.32 = 17,293.22/x
  3. Step 3: Cross multiply
    69,883.73x = 104,824.32 × 17,293.22
  4. Step 4: Simplify right side
    69,883.73x = 1,812,750,027.11
  5. Step 5: Solve for x
    x = 1,812,750,027.11/69,883.73
  6. Step 6: Final answer
    x = 25,939.51

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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.