Finding the Fourth Proportional to 311,104.96, 466,553.64 and 121,516.15
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Solution
The fourth proportional to 311,104.96, 466,553.64 and 121,516.15 is: 182,233.68
Step by Step Solution
- Step 1: Write the proportion equation
311,104.96 : 466,553.64 = 121,516.15 : x - Step 2: Convert to fraction form
311,104.96/466,553.64 = 121,516.15/x - Step 3: Cross multiply
311,104.96x = 466,553.64 × 121,516.15 - Step 4: Simplify right side
311,104.96x = 56,693,802,101.29 - Step 5: Solve for x
x = 56,693,802,101.29/311,104.96 - Step 6: Final answer
x = 182,233.68
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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.