Finding the Fourth Proportional to 218,110.47, 327,165.84 and 68,362.44
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Solution
The fourth proportional to 218,110.47, 327,165.84 and 68,362.44 is: 102,543.70
Step by Step Solution
- Step 1: Write the proportion equation
218,110.47 : 327,165.84 = 68,362.44 : x - Step 2: Convert to fraction form
218,110.47/327,165.84 = 68,362.44/x - Step 3: Cross multiply
218,110.47x = 327,165.84 × 68,362.44 - Step 4: Simplify right side
218,110.47x = 22,365,855,107.05 - Step 5: Solve for x
x = 22,365,855,107.05/218,110.47 - Step 6: Final answer
x = 102,543.70
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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.