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Finding the Fourth Proportional to 192,446.03, 288,597.25 and 66,050.41

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Solution

The fourth proportional to 192,446.03, 288,597.25 and 66,050.41 is: 99,050.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,446.03 : 288,597.25 = 66,050.41 : x
  2. Step 2: Convert to fraction form
    192,446.03/288,597.25 = 66,050.41/x
  3. Step 3: Cross multiply
    192,446.03x = 288,597.25 × 66,050.41
  4. Step 4: Simplify right side
    192,446.03x = 19,061,964,914.13
  5. Step 5: Solve for x
    x = 19,061,964,914.13/192,446.03
  6. Step 6: Final answer
    x = 99,050.97

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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.