Finding the Fourth Proportional to 82,512.19, 113,868.14 and 44,786.44
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Solution
The fourth proportional to 82,512.19, 113,868.14 and 44,786.44 is: 61,806.00
Step by Step Solution
- Step 1: Write the proportion equation
82,512.19 : 113,868.14 = 44,786.44 : x - Step 2: Convert to fraction form
82,512.19/113,868.14 = 44,786.44/x - Step 3: Cross multiply
82,512.19x = 113,868.14 × 44,786.44 - Step 4: Simplify right side
82,512.19x = 5,099,748,620.02 - Step 5: Solve for x
x = 5,099,748,620.02/82,512.19 - Step 6: Final answer
x = 61,806.00
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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.