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Finding the Fourth Proportional to 221,833.98, 332,767.98 and 64,063.80

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Solution

The fourth proportional to 221,833.98, 332,767.98 and 64,063.80 is: 96,100.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,833.98 : 332,767.98 = 64,063.80 : x
  2. Step 2: Convert to fraction form
    221,833.98/332,767.98 = 64,063.80/x
  3. Step 3: Cross multiply
    221,833.98x = 332,767.98 × 64,063.80
  4. Step 4: Simplify right side
    221,833.98x = 21,318,381,317.12
  5. Step 5: Solve for x
    x = 21,318,381,317.12/221,833.98
  6. Step 6: Final answer
    x = 96,100.61

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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.