Finding the Fourth Proportional to 182,531.20, 273,842.16 and 107,713.12
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Solution
The fourth proportional to 182,531.20, 273,842.16 and 107,713.12 is: 161,596.45
Step by Step Solution
- Step 1: Write the proportion equation
182,531.20 : 273,842.16 = 107,713.12 : x - Step 2: Convert to fraction form
182,531.20/273,842.16 = 107,713.12/x - Step 3: Cross multiply
182,531.20x = 273,842.16 × 107,713.12 - Step 4: Simplify right side
182,531.20x = 29,496,393,441.14 - Step 5: Solve for x
x = 29,496,393,441.14/182,531.20 - Step 6: Final answer
x = 161,596.45
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1.5x scale
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.