Finding the Fourth Proportional to 168,120.18, 252,183.87 and 49,793.94
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Solution
The fourth proportional to 168,120.18, 252,183.87 and 49,793.94 is: 74,691.98
Step by Step Solution
- Step 1: Write the proportion equation
168,120.18 : 252,183.87 = 49,793.94 : x - Step 2: Convert to fraction form
168,120.18/252,183.87 = 49,793.94/x - Step 3: Cross multiply
168,120.18x = 252,183.87 × 49,793.94 - Step 4: Simplify right side
168,120.18x = 12,557,228,491.75 - Step 5: Solve for x
x = 12,557,228,491.75/168,120.18 - Step 6: Final answer
x = 74,691.98
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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.