Home / 69,942.10-104,929.54-27,824.58

Finding the Fourth Proportional to 69,942.10, 104,929.54 and 27,824.58

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Solution

The fourth proportional to 69,942.10, 104,929.54 and 27,824.58 is: 41,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,942.10 : 104,929.54 = 27,824.58 : x
  2. Step 2: Convert to fraction form
    69,942.10/104,929.54 = 27,824.58/x
  3. Step 3: Cross multiply
    69,942.10x = 104,929.54 × 27,824.58
  4. Step 4: Simplify right side
    69,942.10x = 2,919,620,380.09
  5. Step 5: Solve for x
    x = 2,919,620,380.09/69,942.10
  6. Step 6: Final answer
    x = 41,743.39

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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.