Finding the Fourth Proportional to 173,631.80, 260,447.70 and 132,159.80
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Solution
The fourth proportional to 173,631.80, 260,447.70 and 132,159.80 is: 198,239.70
Step by Step Solution
- Step 1: Write the proportion equation
173,631.80 : 260,447.70 = 132,159.80 : x - Step 2: Convert to fraction form
173,631.80/260,447.70 = 132,159.80/x - Step 3: Cross multiply
173,631.80x = 260,447.70 × 132,159.80 - Step 4: Simplify right side
173,631.80x = 34,420,715,942.46 - Step 5: Solve for x
x = 34,420,715,942.46/173,631.80 - Step 6: Final answer
x = 198,239.70
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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.