Finding the Fourth Proportional to 225,914.25, 338,651.05 and 107,553.81
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Solution
The fourth proportional to 225,914.25, 338,651.05 and 107,553.81 is: 161,225.82
Step by Step Solution
- Step 1: Write the proportion equation
225,914.25 : 338,651.05 = 107,553.81 : x - Step 2: Convert to fraction form
225,914.25/338,651.05 = 107,553.81/x - Step 3: Cross multiply
225,914.25x = 338,651.05 × 107,553.81 - Step 4: Simplify right side
225,914.25x = 36,423,208,456.98 - Step 5: Solve for x
x = 36,423,208,456.98/225,914.25 - Step 6: Final answer
x = 161,225.82
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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.