Finding the Fourth Proportional to 218,092.98, 327,183.36 and 77,847.96
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Solution
The fourth proportional to 218,092.98, 327,183.36 and 77,847.96 is: 116,787.61
Step by Step Solution
- Step 1: Write the proportion equation
218,092.98 : 327,183.36 = 77,847.96 : x - Step 2: Convert to fraction form
218,092.98/327,183.36 = 77,847.96/x - Step 3: Cross multiply
218,092.98x = 327,183.36 × 77,847.96 - Step 4: Simplify right side
218,092.98x = 25,470,557,121.95 - Step 5: Solve for x
x = 25,470,557,121.95/218,092.98 - Step 6: Final answer
x = 116,787.61
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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.