Home / 219,608.06-329,408.62-69,846.18

Finding the Fourth Proportional to 219,608.06, 329,408.62 and 69,846.18

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Solution

The fourth proportional to 219,608.06, 329,408.62 and 69,846.18 is: 104,768.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,608.06 : 329,408.62 = 69,846.18 : x
  2. Step 2: Convert to fraction form
    219,608.06/329,408.62 = 69,846.18/x
  3. Step 3: Cross multiply
    219,608.06x = 329,408.62 × 69,846.18
  4. Step 4: Simplify right side
    219,608.06x = 23,007,933,766.07
  5. Step 5: Solve for x
    x = 23,007,933,766.07/219,608.06
  6. Step 6: Final answer
    x = 104,768.17

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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.