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Finding the Fourth Proportional to 69,813, 104,717.94 and 17,222.94

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Solution

The fourth proportional to 69,813, 104,717.94 and 17,222.94 is: 25,834.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,813 : 104,717.94 = 17,222.94 : x
  2. Step 2: Convert to fraction form
    69,813/104,717.94 = 17,222.94/x
  3. Step 3: Cross multiply
    69,813x = 104,717.94 × 17,222.94
  4. Step 4: Simplify right side
    69,813x = 1,803,550,797.54
  5. Step 5: Solve for x
    x = 1,803,550,797.54/69,813
  6. Step 6: Final answer
    x = 25,834.03

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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.