Finding the Fourth Proportional to 125,793.26, 173,597.97 and 68,436.14
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Solution
The fourth proportional to 125,793.26, 173,597.97 and 68,436.14 is: 94,443.65
Step by Step Solution
- Step 1: Write the proportion equation
125,793.26 : 173,597.97 = 68,436.14 : x - Step 2: Convert to fraction form
125,793.26/173,597.97 = 68,436.14/x - Step 3: Cross multiply
125,793.26x = 173,597.97 × 68,436.14 - Step 4: Simplify right side
125,793.26x = 11,880,374,978.64 - Step 5: Solve for x
x = 11,880,374,978.64/125,793.26 - Step 6: Final answer
x = 94,443.65
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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.