Home / 126,236.73-189,222.18-41,974.25

Finding the Fourth Proportional to 126,236.73, 189,222.18 and 41,974.25

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Solution

The fourth proportional to 126,236.73, 189,222.18 and 41,974.25 is: 62,917.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,236.73 : 189,222.18 = 41,974.25 : x
  2. Step 2: Convert to fraction form
    126,236.73/189,222.18 = 41,974.25/x
  3. Step 3: Cross multiply
    126,236.73x = 189,222.18 × 41,974.25
  4. Step 4: Simplify right side
    126,236.73x = 7,942,459,049.73
  5. Step 5: Solve for x
    x = 7,942,459,049.73/126,236.73
  6. Step 6: Final answer
    x = 62,917.18

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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.