Finding the Fourth Proportional to 125,757.48, 173,546.49 and 68,397.36
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Solution
The fourth proportional to 125,757.48, 173,546.49 and 68,397.36 is: 94,388.99
Step by Step Solution
- Step 1: Write the proportion equation
125,757.48 : 173,546.49 = 68,397.36 : x - Step 2: Convert to fraction form
125,757.48/173,546.49 = 68,397.36/x - Step 3: Cross multiply
125,757.48x = 173,546.49 × 68,397.36 - Step 4: Simplify right side
125,757.48x = 11,870,121,753.27 - Step 5: Solve for x
x = 11,870,121,753.27/125,757.48 - Step 6: Final answer
x = 94,388.99
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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.