Finding the Fourth Proportional to 218,042.74, 327,060.87 and 60,267.70
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Solution
The fourth proportional to 218,042.74, 327,060.87 and 60,267.70 is: 90,400.65
Step by Step Solution
- Step 1: Write the proportion equation
218,042.74 : 327,060.87 = 60,267.70 : x - Step 2: Convert to fraction form
218,042.74/327,060.87 = 60,267.70/x - Step 3: Cross multiply
218,042.74x = 327,060.87 × 60,267.70 - Step 4: Simplify right side
218,042.74x = 19,711,206,394.90 - Step 5: Solve for x
x = 19,711,206,394.90/218,042.74 - Step 6: Final answer
x = 90,400.65
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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.