Finding the Fourth Proportional to 225,926.27, 338,891.84 and 68,156.09
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Solution
The fourth proportional to 225,926.27, 338,891.84 and 68,156.09 is: 102,234.87
Step by Step Solution
- Step 1: Write the proportion equation
225,926.27 : 338,891.84 = 68,156.09 : x - Step 2: Convert to fraction form
225,926.27/338,891.84 = 68,156.09/x - Step 3: Cross multiply
225,926.27x = 338,891.84 × 68,156.09 - Step 4: Simplify right side
225,926.27x = 23,097,542,747.31 - Step 5: Solve for x
x = 23,097,542,747.31/225,926.27 - Step 6: Final answer
x = 102,234.87
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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.