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Finding the Fourth Proportional to 69,442.26, 104,168.28 and 27,889.26

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Solution

The fourth proportional to 69,442.26, 104,168.28 and 27,889.26 is: 41,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,442.26 : 104,168.28 = 27,889.26 : x
  2. Step 2: Convert to fraction form
    69,442.26/104,168.28 = 27,889.26/x
  3. Step 3: Cross multiply
    69,442.26x = 104,168.28 × 27,889.26
  4. Step 4: Simplify right side
    69,442.26x = 2,905,176,244.67
  5. Step 5: Solve for x
    x = 2,905,176,244.67/69,442.26
  6. Step 6: Final answer
    x = 41,835.85

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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.