Finding the Fourth Proportional to 226,081.97, 339,200.18 and 141,740.31
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Solution
The fourth proportional to 226,081.97, 339,200.18 and 141,740.31 is: 212,658.88
Step by Step Solution
- Step 1: Write the proportion equation
226,081.97 : 339,200.18 = 141,740.31 : x - Step 2: Convert to fraction form
226,081.97/339,200.18 = 141,740.31/x - Step 3: Cross multiply
226,081.97x = 339,200.18 × 141,740.31 - Step 4: Simplify right side
226,081.97x = 48,078,337,956.55 - Step 5: Solve for x
x = 48,078,337,956.55/226,081.97 - Step 6: Final answer
x = 212,658.88
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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.