Finding the Fourth Proportional to 217,934.73, 326,920.91 and 60,163.20
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Solution
The fourth proportional to 217,934.73, 326,920.91 and 60,163.20 is: 90,249.99
Step by Step Solution
- Step 1: Write the proportion equation
217,934.73 : 326,920.91 = 60,163.20 : x - Step 2: Convert to fraction form
217,934.73/326,920.91 = 60,163.20/x - Step 3: Cross multiply
217,934.73x = 326,920.91 × 60,163.20 - Step 4: Simplify right side
217,934.73x = 19,668,607,791.70 - Step 5: Solve for x
x = 19,668,607,791.70/217,934.73 - Step 6: Final answer
x = 90,249.99
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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.