Home / 215,976.74-324,063.56-110,869.58

Finding the Fourth Proportional to 215,976.74, 324,063.56 and 110,869.58

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Solution

The fourth proportional to 215,976.74, 324,063.56 and 110,869.58 is: 166,354.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,976.74 : 324,063.56 = 110,869.58 : x
  2. Step 2: Convert to fraction form
    215,976.74/324,063.56 = 110,869.58/x
  3. Step 3: Cross multiply
    215,976.74x = 324,063.56 × 110,869.58
  4. Step 4: Simplify right side
    215,976.74x = 35,928,790,790.50
  5. Step 5: Solve for x
    x = 35,928,790,790.50/215,976.74
  6. Step 6: Final answer
    x = 166,354.91

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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.