Home / 73,187.82-100,996.54-41,356.04

Finding the Fourth Proportional to 73,187.82, 100,996.54 and 41,356.04

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Solution

The fourth proportional to 73,187.82, 100,996.54 and 41,356.04 is: 57,069.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,187.82 : 100,996.54 = 41,356.04 : x
  2. Step 2: Convert to fraction form
    73,187.82/100,996.54 = 41,356.04/x
  3. Step 3: Cross multiply
    73,187.82x = 100,996.54 × 41,356.04
  4. Step 4: Simplify right side
    73,187.82x = 4,176,816,339.73
  5. Step 5: Solve for x
    x = 4,176,816,339.73/73,187.82
  6. Step 6: Final answer
    x = 57,069.83

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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.