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Finding the Fourth Proportional to 69,913.26, 104,846.81 and 27,803.79

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Solution

The fourth proportional to 69,913.26, 104,846.81 and 27,803.79 is: 41,696.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,913.26 : 104,846.81 = 27,803.79 : x
  2. Step 2: Convert to fraction form
    69,913.26/104,846.81 = 27,803.79/x
  3. Step 3: Cross multiply
    69,913.26x = 104,846.81 × 27,803.79
  4. Step 4: Simplify right side
    69,913.26x = 2,915,138,548.39
  5. Step 5: Solve for x
    x = 2,915,138,548.39/69,913.26
  6. Step 6: Final answer
    x = 41,696.50

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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.