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Finding the Fourth Proportional to 221,706.30, 332,608.59 and 63,922.44

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Solution

The fourth proportional to 221,706.30, 332,608.59 and 63,922.44 is: 95,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,706.30 : 332,608.59 = 63,922.44 : x
  2. Step 2: Convert to fraction form
    221,706.30/332,608.59 = 63,922.44/x
  3. Step 3: Cross multiply
    221,706.30x = 332,608.59 × 63,922.44
  4. Step 4: Simplify right side
    221,706.30x = 21,261,152,637.76
  5. Step 5: Solve for x
    x = 21,261,152,637.76/221,706.30
  6. Step 6: Final answer
    x = 95,897.83

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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.