Finding the Fourth Proportional to 226,474.20, 339,712.11 and 68,704.02
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Solution
The fourth proportional to 226,474.20, 339,712.11 and 68,704.02 is: 103,056.28
Step by Step Solution
- Step 1: Write the proportion equation
226,474.20 : 339,712.11 = 68,704.02 : x - Step 2: Convert to fraction form
226,474.20/339,712.11 = 68,704.02/x - Step 3: Cross multiply
226,474.20x = 339,712.11 × 68,704.02 - Step 4: Simplify right side
226,474.20x = 23,339,587,599.68 - Step 5: Solve for x
x = 23,339,587,599.68/226,474.20 - Step 6: Final answer
x = 103,056.28
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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.