Finding the Fourth Proportional to 218,107.01, 327,160.58 and 68,358.92
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Solution
The fourth proportional to 218,107.01, 327,160.58 and 68,358.92 is: 102,538.40
Step by Step Solution
- Step 1: Write the proportion equation
218,107.01 : 327,160.58 = 68,358.92 : x - Step 2: Convert to fraction form
218,107.01/327,160.58 = 68,358.92/x - Step 3: Cross multiply
218,107.01x = 327,160.58 × 68,358.92 - Step 4: Simplify right side
218,107.01x = 22,364,342,450.47 - Step 5: Solve for x
x = 22,364,342,450.47/218,107.01 - Step 6: Final answer
x = 102,538.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.