Home / 82,057.52-113,183.15-50,242.11

Finding the Fourth Proportional to 82,057.52, 113,183.15 and 50,242.11

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Solution

The fourth proportional to 82,057.52, 113,183.15 and 50,242.11 is: 69,299.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,057.52 : 113,183.15 = 50,242.11 : x
  2. Step 2: Convert to fraction form
    82,057.52/113,183.15 = 50,242.11/x
  3. Step 3: Cross multiply
    82,057.52x = 113,183.15 × 50,242.11
  4. Step 4: Simplify right side
    82,057.52x = 5,686,560,021.24
  5. Step 5: Solve for x
    x = 5,686,560,021.24/82,057.52
  6. Step 6: Final answer
    x = 69,299.69

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1.5x scale

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.