Finding the Fourth Proportional to 82,567.68, 123,846.66 and 27,163.68
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Solution
The fourth proportional to 82,567.68, 123,846.66 and 27,163.68 is: 40,743.92
Step by Step Solution
- Step 1: Write the proportion equation
82,567.68 : 123,846.66 = 27,163.68 : x - Step 2: Convert to fraction form
82,567.68/123,846.66 = 27,163.68/x - Step 3: Cross multiply
82,567.68x = 123,846.66 × 27,163.68 - Step 4: Simplify right side
82,567.68x = 3,364,131,041.31 - Step 5: Solve for x
x = 3,364,131,041.31/82,567.68 - Step 6: Final answer
x = 40,743.92
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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.