Finding the Fourth Proportional to 226,231.26, 338,830.10 and 107,985.84
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Solution
The fourth proportional to 226,231.26, 338,830.10 and 107,985.84 is: 161,732.08
Step by Step Solution
- Step 1: Write the proportion equation
226,231.26 : 338,830.10 = 107,985.84 : x - Step 2: Convert to fraction form
226,231.26/338,830.10 = 107,985.84/x - Step 3: Cross multiply
226,231.26x = 338,830.10 × 107,985.84 - Step 4: Simplify right side
226,231.26x = 36,588,852,965.78 - Step 5: Solve for x
x = 36,588,852,965.78/226,231.26 - Step 6: Final answer
x = 161,732.08
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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.