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Finding the Fourth Proportional to 66,828.54, 100,251.93 and 22,467.98

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Solution

The fourth proportional to 66,828.54, 100,251.93 and 22,467.98 is: 33,705.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,828.54 : 100,251.93 = 22,467.98 : x
  2. Step 2: Convert to fraction form
    66,828.54/100,251.93 = 22,467.98/x
  3. Step 3: Cross multiply
    66,828.54x = 100,251.93 × 22,467.98
  4. Step 4: Simplify right side
    66,828.54x = 2,252,458,566.70
  5. Step 5: Solve for x
    x = 2,252,458,566.70/66,828.54
  6. Step 6: Final answer
    x = 33,705.04

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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.