Home / 73,180.73-100,981.68-41,343.48

Finding the Fourth Proportional to 73,180.73, 100,981.68 and 41,343.48

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Solution

The fourth proportional to 73,180.73, 100,981.68 and 41,343.48 is: 57,049.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,180.73 : 100,981.68 = 41,343.48 : x
  2. Step 2: Convert to fraction form
    73,180.73/100,981.68 = 41,343.48/x
  3. Step 3: Cross multiply
    73,180.73x = 100,981.68 × 41,343.48
  4. Step 4: Simplify right side
    73,180.73x = 4,174,934,067.45
  5. Step 5: Solve for x
    x = 4,174,934,067.45/73,180.73
  6. Step 6: Final answer
    x = 57,049.64

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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.