Finding the Fourth Proportional to 218,624.24, 327,910.44 and 68,858.48
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Solution
The fourth proportional to 218,624.24, 327,910.44 and 68,858.48 is: 103,279.56
Step by Step Solution
- Step 1: Write the proportion equation
218,624.24 : 327,910.44 = 68,858.48 : x - Step 2: Convert to fraction form
218,624.24/327,910.44 = 68,858.48/x - Step 3: Cross multiply
218,624.24x = 327,910.44 × 68,858.48 - Step 4: Simplify right side
218,624.24x = 22,579,414,474.53 - Step 5: Solve for x
x = 22,579,414,474.53/218,624.24 - Step 6: Final answer
x = 103,279.56
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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.