Home / 82,869.91-114,357.46-50,658.48

Finding the Fourth Proportional to 82,869.91, 114,357.46 and 50,658.48

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Solution

The fourth proportional to 82,869.91, 114,357.46 and 50,658.48 is: 69,906.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,869.91 : 114,357.46 = 50,658.48 : x
  2. Step 2: Convert to fraction form
    82,869.91/114,357.46 = 50,658.48/x
  3. Step 3: Cross multiply
    82,869.91x = 114,357.46 × 50,658.48
  4. Step 4: Simplify right side
    82,869.91x = 5,793,174,846.97
  5. Step 5: Solve for x
    x = 5,793,174,846.97/82,869.91
  6. Step 6: Final answer
    x = 69,906.85

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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.