Home / 221,908.88-332,912.55-64,125.38

Finding the Fourth Proportional to 221,908.88, 332,912.55 and 64,125.38

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Solution

The fourth proportional to 221,908.88, 332,912.55 and 64,125.38 is: 96,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,908.88 : 332,912.55 = 64,125.38 : x
  2. Step 2: Convert to fraction form
    221,908.88/332,912.55 = 64,125.38/x
  3. Step 3: Cross multiply
    221,908.88x = 332,912.55 × 64,125.38
  4. Step 4: Simplify right side
    221,908.88x = 21,348,143,775.52
  5. Step 5: Solve for x
    x = 21,348,143,775.52/221,908.88
  6. Step 6: Final answer
    x = 96,202.30

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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.