Finding the Fourth Proportional to 226,343.80, 339,550.92 and 68,534.68
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Solution
The fourth proportional to 226,343.80, 339,550.92 and 68,534.68 is: 102,812.68
Step by Step Solution
- Step 1: Write the proportion equation
226,343.80 : 339,550.92 = 68,534.68 : x - Step 2: Convert to fraction form
226,343.80/339,550.92 = 68,534.68/x - Step 3: Cross multiply
226,343.80x = 339,550.92 × 68,534.68 - Step 4: Simplify right side
226,343.80x = 23,271,013,645.91 - Step 5: Solve for x
x = 23,271,013,645.91/226,343.80 - Step 6: Final answer
x = 102,812.68
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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.