Finding the Fourth Proportional to 82,245.16, 113,497.37 and 46,436.68
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Solution
The fourth proportional to 82,245.16, 113,497.37 and 46,436.68 is: 64,082.08
Step by Step Solution
- Step 1: Write the proportion equation
82,245.16 : 113,497.37 = 46,436.68 : x - Step 2: Convert to fraction form
82,245.16/113,497.37 = 46,436.68/x - Step 3: Cross multiply
82,245.16x = 113,497.37 × 46,436.68 - Step 4: Simplify right side
82,245.16x = 5,270,441,051.53 - Step 5: Solve for x
x = 5,270,441,051.53/82,245.16 - Step 6: Final answer
x = 64,082.08
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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.