Home / 49,145.73-73,579.95-47,571.09

Finding the Fourth Proportional to 49,145.73, 73,579.95 and 47,571.09

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Solution

The fourth proportional to 49,145.73, 73,579.95 and 47,571.09 is: 71,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,145.73 : 73,579.95 = 47,571.09 : x
  2. Step 2: Convert to fraction form
    49,145.73/73,579.95 = 47,571.09/x
  3. Step 3: Cross multiply
    49,145.73x = 73,579.95 × 47,571.09
  4. Step 4: Simplify right side
    49,145.73x = 3,500,278,423.65
  5. Step 5: Solve for x
    x = 3,500,278,423.65/49,145.73
  6. Step 6: Final answer
    x = 71,222.43

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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.