Finding the Fourth Proportional to 82,441.75, 113,769.62 and 46,630.99
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Solution
The fourth proportional to 82,441.75, 113,769.62 and 46,630.99 is: 64,350.77
Step by Step Solution
- Step 1: Write the proportion equation
82,441.75 : 113,769.62 = 46,630.99 : x - Step 2: Convert to fraction form
82,441.75/113,769.62 = 46,630.99/x - Step 3: Cross multiply
82,441.75x = 113,769.62 × 46,630.99 - Step 4: Simplify right side
82,441.75x = 5,305,190,012.52 - Step 5: Solve for x
x = 5,305,190,012.52/82,441.75 - Step 6: Final answer
x = 64,350.77
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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.