Finding the Fourth Proportional to 201,491.97, 276,290.67 and 196,243.17
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Solution
The fourth proportional to 201,491.97, 276,290.67 and 196,243.17 is: 269,093.39
Step by Step Solution
- Step 1: Write the proportion equation
201,491.97 : 276,290.67 = 196,243.17 : x - Step 2: Convert to fraction form
201,491.97/276,290.67 = 196,243.17/x - Step 3: Cross multiply
201,491.97x = 276,290.67 × 196,243.17 - Step 4: Simplify right side
201,491.97x = 54,220,156,922.22 - Step 5: Solve for x
x = 54,220,156,922.22/201,491.97 - Step 6: Final answer
x = 269,093.39
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.