Home / 192,917.35-266,219.76-106,872.81

Finding the Fourth Proportional to 192,917.35, 266,219.76 and 106,872.81

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Solution

The fourth proportional to 192,917.35, 266,219.76 and 106,872.81 is: 147,481.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,917.35 : 266,219.76 = 106,872.81 : x
  2. Step 2: Convert to fraction form
    192,917.35/266,219.76 = 106,872.81/x
  3. Step 3: Cross multiply
    192,917.35x = 266,219.76 × 106,872.81
  4. Step 4: Simplify right side
    192,917.35x = 28,451,653,828.73
  5. Step 5: Solve for x
    x = 28,451,653,828.73/192,917.35
  6. Step 6: Final answer
    x = 147,481.05

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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.