Finding the Fourth Proportional to 173,272.14, 259,940.61 and 54,911.70
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Solution
The fourth proportional to 173,272.14, 259,940.61 and 54,911.70 is: 82,377.82
Step by Step Solution
- Step 1: Write the proportion equation
173,272.14 : 259,940.61 = 54,911.70 : x - Step 2: Convert to fraction form
173,272.14/259,940.61 = 54,911.70/x - Step 3: Cross multiply
173,272.14x = 259,940.61 × 54,911.70 - Step 4: Simplify right side
173,272.14x = 14,273,780,794.14 - Step 5: Solve for x
x = 14,273,780,794.14/173,272.14 - Step 6: Final answer
x = 82,377.82
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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.