Finding the Fourth Proportional to 225,914.87, 338,651.98 and 107,554.43
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Solution
The fourth proportional to 225,914.87, 338,651.98 and 107,554.43 is: 161,226.75
Step by Step Solution
- Step 1: Write the proportion equation
225,914.87 : 338,651.98 = 107,554.43 : x - Step 2: Convert to fraction form
225,914.87/338,651.98 = 107,554.43/x - Step 3: Cross multiply
225,914.87x = 338,651.98 × 107,554.43 - Step 4: Simplify right side
225,914.87x = 36,423,520,677.27 - Step 5: Solve for x
x = 36,423,520,677.27/225,914.87 - Step 6: Final answer
x = 161,226.75
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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.