Finding the Fourth Proportional to 82,268.70, 123,378.49 and 34,882.99
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Solution
The fourth proportional to 82,268.70, 123,378.49 and 34,882.99 is: 52,314.07
Step by Step Solution
- Step 1: Write the proportion equation
82,268.70 : 123,378.49 = 34,882.99 : x - Step 2: Convert to fraction form
82,268.70/123,378.49 = 34,882.99/x - Step 3: Cross multiply
82,268.70x = 123,378.49 × 34,882.99 - Step 4: Simplify right side
82,268.70x = 4,303,810,632.89 - Step 5: Solve for x
x = 4,303,810,632.89/82,268.70 - Step 6: Final answer
x = 52,314.07
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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.