Finding the Fourth Proportional to 218,443.44, 327,722.46 and 68,677.68
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Solution
The fourth proportional to 218,443.44, 327,722.46 and 68,677.68 is: 103,034.53
Step by Step Solution
- Step 1: Write the proportion equation
218,443.44 : 327,722.46 = 68,677.68 : x - Step 2: Convert to fraction form
218,443.44/327,722.46 = 68,677.68/x - Step 3: Cross multiply
218,443.44x = 327,722.46 × 68,677.68 - Step 4: Simplify right side
218,443.44x = 22,507,218,236.69 - Step 5: Solve for x
x = 22,507,218,236.69/218,443.44 - Step 6: Final answer
x = 103,034.53
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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.