Home / 50,361.05-75,355.23-30,382.12

Finding the Fourth Proportional to 50,361.05, 75,355.23 and 30,382.12

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Solution

The fourth proportional to 50,361.05, 75,355.23 and 30,382.12 is: 45,460.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,361.05 : 75,355.23 = 30,382.12 : x
  2. Step 2: Convert to fraction form
    50,361.05/75,355.23 = 30,382.12/x
  3. Step 3: Cross multiply
    50,361.05x = 75,355.23 × 30,382.12
  4. Step 4: Simplify right side
    50,361.05x = 2,289,451,676.97
  5. Step 5: Solve for x
    x = 2,289,451,676.97/50,361.05
  6. Step 6: Final answer
    x = 45,460.76

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1.5x scale

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.