Home / 69,334.06-103,993.06-19,418.14

Finding the Fourth Proportional to 69,334.06, 103,993.06 and 19,418.14

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Solution

The fourth proportional to 69,334.06, 103,993.06 and 19,418.14 is: 29,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,334.06 : 103,993.06 = 19,418.14 : x
  2. Step 2: Convert to fraction form
    69,334.06/103,993.06 = 19,418.14/x
  3. Step 3: Cross multiply
    69,334.06x = 103,993.06 × 19,418.14
  4. Step 4: Simplify right side
    69,334.06x = 2,019,351,798.11
  5. Step 5: Solve for x
    x = 2,019,351,798.11/69,334.06
  6. Step 6: Final answer
    x = 29,124.96

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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.