Home / 204,975.47-307,174.19-96,789.41

Finding the Fourth Proportional to 204,975.47, 307,174.19 and 96,789.41

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Solution

The fourth proportional to 204,975.47, 307,174.19 and 96,789.41 is: 145,047.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,975.47 : 307,174.19 = 96,789.41 : x
  2. Step 2: Convert to fraction form
    204,975.47/307,174.19 = 96,789.41/x
  3. Step 3: Cross multiply
    204,975.47x = 307,174.19 × 96,789.41
  4. Step 4: Simplify right side
    204,975.47x = 29,731,207,021.60
  5. Step 5: Solve for x
    x = 29,731,207,021.60/204,975.47
  6. Step 6: Final answer
    x = 145,047.63

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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.