Home / 50,183.12-69,251.67-31,057.81

Finding the Fourth Proportional to 50,183.12, 69,251.67 and 31,057.81

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Solution

The fourth proportional to 50,183.12, 69,251.67 and 31,057.81 is: 42,859.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,183.12 : 69,251.67 = 31,057.81 : x
  2. Step 2: Convert to fraction form
    50,183.12/69,251.67 = 31,057.81/x
  3. Step 3: Cross multiply
    50,183.12x = 69,251.67 × 31,057.81
  4. Step 4: Simplify right side
    50,183.12x = 2,150,805,209.04
  5. Step 5: Solve for x
    x = 2,150,805,209.04/50,183.12
  6. Step 6: Final answer
    x = 42,859.14

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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.