Finding the Fourth Proportional to 227,517.66, 313,960.20 and 125,543.94
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Solution
The fourth proportional to 227,517.66, 313,960.20 and 125,543.94 is: 173,242.82
Step by Step Solution
- Step 1: Write the proportion equation
227,517.66 : 313,960.20 = 125,543.94 : x - Step 2: Convert to fraction form
227,517.66/313,960.20 = 125,543.94/x - Step 3: Cross multiply
227,517.66x = 313,960.20 × 125,543.94 - Step 4: Simplify right side
227,517.66x = 39,415,800,511.19 - Step 5: Solve for x
x = 39,415,800,511.19/227,517.66 - Step 6: Final answer
x = 173,242.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.