Finding the Fourth Proportional to 125,684.97, 173,446.39 and 68,324.40
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Solution
The fourth proportional to 125,684.97, 173,446.39 and 68,324.40 is: 94,288.29
Step by Step Solution
- Step 1: Write the proportion equation
125,684.97 : 173,446.39 = 68,324.40 : x - Step 2: Convert to fraction form
125,684.97/173,446.39 = 68,324.40/x - Step 3: Cross multiply
125,684.97x = 173,446.39 × 68,324.40 - Step 4: Simplify right side
125,684.97x = 11,850,621,419.96 - Step 5: Solve for x
x = 11,850,621,419.96/125,684.97 - Step 6: Final answer
x = 94,288.29
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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.