Home / 49,181.11-73,771.70-21,083.02

Finding the Fourth Proportional to 49,181.11, 73,771.70 and 21,083.02

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Solution

The fourth proportional to 49,181.11, 73,771.70 and 21,083.02 is: 31,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,181.11 : 73,771.70 = 21,083.02 : x
  2. Step 2: Convert to fraction form
    49,181.11/73,771.70 = 21,083.02/x
  3. Step 3: Cross multiply
    49,181.11x = 73,771.70 × 21,083.02
  4. Step 4: Simplify right side
    49,181.11x = 1,555,329,936.69
  5. Step 5: Solve for x
    x = 1,555,329,936.69/49,181.11
  6. Step 6: Final answer
    x = 31,624.54

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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.