Finding the Fourth Proportional to 192,717.97, 265,951.15 and 106,682.94
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Solution
The fourth proportional to 192,717.97, 265,951.15 and 106,682.94 is: 147,222.65
Step by Step Solution
- Step 1: Write the proportion equation
192,717.97 : 265,951.15 = 106,682.94 : x - Step 2: Convert to fraction form
192,717.97/265,951.15 = 106,682.94/x - Step 3: Cross multiply
192,717.97x = 265,951.15 × 106,682.94 - Step 4: Simplify right side
192,717.97x = 28,372,450,311.67 - Step 5: Solve for x
x = 28,372,450,311.67/192,717.97 - Step 6: Final answer
x = 147,222.65
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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.