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Finding the Fourth Proportional to 270,198.54, 372,893.29 and 149,337.22

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Solution

The fourth proportional to 270,198.54, 372,893.29 and 149,337.22 is: 206,096.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,198.54 : 372,893.29 = 149,337.22 : x
  2. Step 2: Convert to fraction form
    270,198.54/372,893.29 = 149,337.22/x
  3. Step 3: Cross multiply
    270,198.54x = 372,893.29 × 149,337.22
  4. Step 4: Simplify right side
    270,198.54x = 55,686,847,285.25
  5. Step 5: Solve for x
    x = 55,686,847,285.25/270,198.54
  6. Step 6: Final answer
    x = 206,096.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.