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Finding the Fourth Proportional to 69,993.33, 104,968.43 and 20,060.04

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Solution

The fourth proportional to 69,993.33, 104,968.43 and 20,060.04 is: 30,083.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,993.33 : 104,968.43 = 20,060.04 : x
  2. Step 2: Convert to fraction form
    69,993.33/104,968.43 = 20,060.04/x
  3. Step 3: Cross multiply
    69,993.33x = 104,968.43 × 20,060.04
  4. Step 4: Simplify right side
    69,993.33x = 2,105,670,804.24
  5. Step 5: Solve for x
    x = 2,105,670,804.24/69,993.33
  6. Step 6: Final answer
    x = 30,083.88

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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.