Finding the Fourth Proportional to 226,187.74, 338,764.71 and 107,942.12
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Solution
The fourth proportional to 226,187.74, 338,764.71 and 107,942.12 is: 161,666.50
Step by Step Solution
- Step 1: Write the proportion equation
226,187.74 : 338,764.71 = 107,942.12 : x - Step 2: Convert to fraction form
226,187.74/338,764.71 = 107,942.12/x - Step 3: Cross multiply
226,187.74x = 338,764.71 × 107,942.12 - Step 4: Simplify right side
226,187.74x = 36,566,979,591.96 - Step 5: Solve for x
x = 36,566,979,591.96/226,187.74 - Step 6: Final answer
x = 161,666.50
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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.