Finding the Fourth Proportional to 125,891.77, 173,725.22 and 68,531.19
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Solution
The fourth proportional to 125,891.77, 173,725.22 and 68,531.19 is: 94,570.09
Step by Step Solution
- Step 1: Write the proportion equation
125,891.77 : 173,725.22 = 68,531.19 : x - Step 2: Convert to fraction form
125,891.77/173,725.22 = 68,531.19/x - Step 3: Cross multiply
125,891.77x = 173,725.22 × 68,531.19 - Step 4: Simplify right side
125,891.77x = 11,905,596,059.61 - Step 5: Solve for x
x = 11,905,596,059.61/125,891.77 - Step 6: Final answer
x = 94,570.09
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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.