Home / 221,766.94-332,580.68-71,972.62

Finding the Fourth Proportional to 221,766.94, 332,580.68 and 71,972.62

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Solution

The fourth proportional to 221,766.94, 332,580.68 and 71,972.62 is: 107,936.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,766.94 : 332,580.68 = 71,972.62 : x
  2. Step 2: Convert to fraction form
    221,766.94/332,580.68 = 71,972.62/x
  3. Step 3: Cross multiply
    221,766.94x = 332,580.68 × 71,972.62
  4. Step 4: Simplify right side
    221,766.94x = 23,936,702,900.98
  5. Step 5: Solve for x
    x = 23,936,702,900.98/221,766.94
  6. Step 6: Final answer
    x = 107,936.30

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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.