Finding the Fourth Proportional to 226,099.80, 339,198.30 and 68,344.20
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Solution
The fourth proportional to 226,099.80, 339,198.30 and 68,344.20 is: 102,530.99
Step by Step Solution
- Step 1: Write the proportion equation
226,099.80 : 339,198.30 = 68,344.20 : x - Step 2: Convert to fraction form
226,099.80/339,198.30 = 68,344.20/x - Step 3: Cross multiply
226,099.80x = 339,198.30 × 68,344.20 - Step 4: Simplify right side
226,099.80x = 23,182,236,454.86 - Step 5: Solve for x
x = 23,182,236,454.86/226,099.80 - Step 6: Final answer
x = 102,530.99
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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.