Finding the Fourth Proportional to 125,523.92, 173,225.09 and 68,163.36
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Solution
The fourth proportional to 125,523.92, 173,225.09 and 68,163.36 is: 94,066.57
Step by Step Solution
- Step 1: Write the proportion equation
125,523.92 : 173,225.09 = 68,163.36 : x - Step 2: Convert to fraction form
125,523.92/173,225.09 = 68,163.36/x - Step 3: Cross multiply
125,523.92x = 173,225.09 × 68,163.36 - Step 4: Simplify right side
125,523.92x = 11,807,604,170.70 - Step 5: Solve for x
x = 11,807,604,170.70/125,523.92 - Step 6: Final answer
x = 94,066.57
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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.