Finding the Fourth Proportional to 180,446.65, 270,546.96 and 91,528.70
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Solution
The fourth proportional to 180,446.65, 270,546.96 and 91,528.70 is: 137,230.65
Step by Step Solution
- Step 1: Write the proportion equation
180,446.65 : 270,546.96 = 91,528.70 : x - Step 2: Convert to fraction form
180,446.65/270,546.96 = 91,528.70/x - Step 3: Cross multiply
180,446.65x = 270,546.96 × 91,528.70 - Step 4: Simplify right side
180,446.65x = 24,762,811,537.75 - Step 5: Solve for x
x = 24,762,811,537.75/180,446.65 - Step 6: Final answer
x = 137,230.65
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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.