Home / 204,003.43-306,004.74-54,243.75

Finding the Fourth Proportional to 204,003.43, 306,004.74 and 54,243.75

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Solution

The fourth proportional to 204,003.43, 306,004.74 and 54,243.75 is: 81,365.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,003.43 : 306,004.74 = 54,243.75 : x
  2. Step 2: Convert to fraction form
    204,003.43/306,004.74 = 54,243.75/x
  3. Step 3: Cross multiply
    204,003.43x = 306,004.74 × 54,243.75
  4. Step 4: Simplify right side
    204,003.43x = 16,598,844,615.38
  5. Step 5: Solve for x
    x = 16,598,844,615.38/204,003.43
  6. Step 6: Final answer
    x = 81,365.52

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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.