Home / 84,046.44-115,982.38-46,320.69

Finding the Fourth Proportional to 84,046.44, 115,982.38 and 46,320.69

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Solution

The fourth proportional to 84,046.44, 115,982.38 and 46,320.69 is: 63,921.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,046.44 : 115,982.38 = 46,320.69 : x
  2. Step 2: Convert to fraction form
    84,046.44/115,982.38 = 46,320.69/x
  3. Step 3: Cross multiply
    84,046.44x = 115,982.38 × 46,320.69
  4. Step 4: Simplify right side
    84,046.44x = 5,372,383,869.44
  5. Step 5: Solve for x
    x = 5,372,383,869.44/84,046.44
  6. Step 6: Final answer
    x = 63,921.61

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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.