Home / 215,450.60-323,192.10-57,675.56

Finding the Fourth Proportional to 215,450.60, 323,192.10 and 57,675.56

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Solution

The fourth proportional to 215,450.60, 323,192.10 and 57,675.56 is: 86,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,450.60 : 323,192.10 = 57,675.56 : x
  2. Step 2: Convert to fraction form
    215,450.60/323,192.10 = 57,675.56/x
  3. Step 3: Cross multiply
    215,450.60x = 323,192.10 × 57,675.56
  4. Step 4: Simplify right side
    215,450.60x = 18,640,285,355.08
  5. Step 5: Solve for x
    x = 18,640,285,355.08/215,450.60
  6. Step 6: Final answer
    x = 86,517.68

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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.