Finding the Fourth Proportional to 82,755.99, 114,183.36 and 48,765.87
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Solution
The fourth proportional to 82,755.99, 114,183.36 and 48,765.87 is: 67,285.17
Step by Step Solution
- Step 1: Write the proportion equation
82,755.99 : 114,183.36 = 48,765.87 : x - Step 2: Convert to fraction form
82,755.99/114,183.36 = 48,765.87/x - Step 3: Cross multiply
82,755.99x = 114,183.36 × 48,765.87 - Step 4: Simplify right side
82,755.99x = 5,568,250,889.92 - Step 5: Solve for x
x = 5,568,250,889.92/82,755.99 - Step 6: Final answer
x = 67,285.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.