Finding the Fourth Proportional to 197,750.37, 272,894.97 and 107,105.97
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Solution
The fourth proportional to 197,750.37, 272,894.97 and 107,105.97 is: 147,805.95
Step by Step Solution
- Step 1: Write the proportion equation
197,750.37 : 272,894.97 = 107,105.97 : x - Step 2: Convert to fraction form
197,750.37/272,894.97 = 107,105.97/x - Step 3: Cross multiply
197,750.37x = 272,894.97 × 107,105.97 - Step 4: Simplify right side
197,750.37x = 29,228,680,469.97 - Step 5: Solve for x
x = 29,228,680,469.97/197,750.37 - Step 6: Final answer
x = 147,805.95
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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.