Home / 96,916.38-145,375.19-30,351.39

Finding the Fourth Proportional to 96,916.38, 145,375.19 and 30,351.39

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Solution

The fourth proportional to 96,916.38, 145,375.19 and 30,351.39 is: 45,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,916.38 : 145,375.19 = 30,351.39 : x
  2. Step 2: Convert to fraction form
    96,916.38/145,375.19 = 30,351.39/x
  3. Step 3: Cross multiply
    96,916.38x = 145,375.19 × 30,351.39
  4. Step 4: Simplify right side
    96,916.38x = 4,412,338,936.26
  5. Step 5: Solve for x
    x = 4,412,338,936.26/96,916.38
  6. Step 6: Final answer
    x = 45,527.28

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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.