Finding the Fourth Proportional to 125,951.87, 173,810.97 and 68,592.19
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Solution
The fourth proportional to 125,951.87, 173,810.97 and 68,592.19 is: 94,655.80
Step by Step Solution
- Step 1: Write the proportion equation
125,951.87 : 173,810.97 = 68,592.19 : x - Step 2: Convert to fraction form
125,951.87/173,810.97 = 68,592.19/x - Step 3: Cross multiply
125,951.87x = 173,810.97 × 68,592.19 - Step 4: Simplify right side
125,951.87x = 11,922,074,969.69 - Step 5: Solve for x
x = 11,922,074,969.69/125,951.87 - Step 6: Final answer
x = 94,655.80
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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.