Home / 49,912.24-74,933.96-45,786.10

Finding the Fourth Proportional to 49,912.24, 74,933.96 and 45,786.10

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Solution

The fourth proportional to 49,912.24, 74,933.96 and 45,786.10 is: 68,739.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,912.24 : 74,933.96 = 45,786.10 : x
  2. Step 2: Convert to fraction form
    49,912.24/74,933.96 = 45,786.10/x
  3. Step 3: Cross multiply
    49,912.24x = 74,933.96 × 45,786.10
  4. Step 4: Simplify right side
    49,912.24x = 3,430,933,785.96
  5. Step 5: Solve for x
    x = 3,430,933,785.96/49,912.24
  6. Step 6: Final answer
    x = 68,739.33

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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.