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Finding the Fourth Proportional to 199,290.73, 299,078.25 and 110,615.17

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Solution

The fourth proportional to 199,290.73, 299,078.25 and 110,615.17 is: 166,001.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,290.73 : 299,078.25 = 110,615.17 : x
  2. Step 2: Convert to fraction form
    199,290.73/299,078.25 = 110,615.17/x
  3. Step 3: Cross multiply
    199,290.73x = 299,078.25 × 110,615.17
  4. Step 4: Simplify right side
    199,290.73x = 33,082,591,467.05
  5. Step 5: Solve for x
    x = 33,082,591,467.05/199,290.73
  6. Step 6: Final answer
    x = 166,001.66

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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.