Home / 73,021.68-100,772.99-41,190.57

Finding the Fourth Proportional to 73,021.68, 100,772.99 and 41,190.57

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Solution

The fourth proportional to 73,021.68, 100,772.99 and 41,190.57 is: 56,844.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,021.68 : 100,772.99 = 41,190.57 : x
  2. Step 2: Convert to fraction form
    73,021.68/100,772.99 = 41,190.57/x
  3. Step 3: Cross multiply
    73,021.68x = 100,772.99 × 41,190.57
  4. Step 4: Simplify right side
    73,021.68x = 4,150,896,898.70
  5. Step 5: Solve for x
    x = 4,150,896,898.70/73,021.68
  6. Step 6: Final answer
    x = 56,844.72

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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.