Home / 84,022.64-115,898.27-50,005.73

Finding the Fourth Proportional to 84,022.64, 115,898.27 and 50,005.73

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Solution

The fourth proportional to 84,022.64, 115,898.27 and 50,005.73 is: 68,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,022.64 : 115,898.27 = 50,005.73 : x
  2. Step 2: Convert to fraction form
    84,022.64/115,898.27 = 50,005.73/x
  3. Step 3: Cross multiply
    84,022.64x = 115,898.27 × 50,005.73
  4. Step 4: Simplify right side
    84,022.64x = 5,795,576,767.57
  5. Step 5: Solve for x
    x = 5,795,576,767.57/84,022.64
  6. Step 6: Final answer
    x = 68,976.37

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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.