Finding the Fourth Proportional to 82,568.99, 113,945.79 and 44,843.24
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Solution
The fourth proportional to 82,568.99, 113,945.79 and 44,843.24 is: 61,883.99
Step by Step Solution
- Step 1: Write the proportion equation
82,568.99 : 113,945.79 = 44,843.24 : x - Step 2: Convert to fraction form
82,568.99/113,945.79 = 44,843.24/x - Step 3: Cross multiply
82,568.99x = 113,945.79 × 44,843.24 - Step 4: Simplify right side
82,568.99x = 5,109,697,838.23 - Step 5: Solve for x
x = 5,109,697,838.23/82,568.99 - Step 6: Final answer
x = 61,883.99
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1.5x scale
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.