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Finding the Fourth Proportional to 69,393.33, 104,122.26 and 22,015.89

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Solution

The fourth proportional to 69,393.33, 104,122.26 and 22,015.89 is: 33,034.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,393.33 : 104,122.26 = 22,015.89 : x
  2. Step 2: Convert to fraction form
    69,393.33/104,122.26 = 22,015.89/x
  3. Step 3: Cross multiply
    69,393.33x = 104,122.26 × 22,015.89
  4. Step 4: Simplify right side
    69,393.33x = 2,292,344,222.71
  5. Step 5: Solve for x
    x = 2,292,344,222.71/69,393.33
  6. Step 6: Final answer
    x = 33,034.07

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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.