Finding the Fourth Proportional to 218,126.63, 327,194.04 and 68,363.60
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Solution
The fourth proportional to 218,126.63, 327,194.04 and 68,363.60 is: 102,546.69
Step by Step Solution
- Step 1: Write the proportion equation
218,126.63 : 327,194.04 = 68,363.60 : x - Step 2: Convert to fraction form
218,126.63/327,194.04 = 68,363.60/x - Step 3: Cross multiply
218,126.63x = 327,194.04 × 68,363.60 - Step 4: Simplify right side
218,126.63x = 22,368,162,472.94 - Step 5: Solve for x
x = 22,368,162,472.94/218,126.63 - Step 6: Final answer
x = 102,546.69
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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.