Finding the Fourth Proportional to 218,164.44, 327,246.72 and 68,416.44
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Solution
The fourth proportional to 218,164.44, 327,246.72 and 68,416.44 is: 102,624.68
Step by Step Solution
- Step 1: Write the proportion equation
218,164.44 : 327,246.72 = 68,416.44 : x - Step 2: Convert to fraction form
218,164.44/327,246.72 = 68,416.44/x - Step 3: Cross multiply
218,164.44x = 327,246.72 × 68,416.44 - Step 4: Simplify right side
218,164.44x = 22,389,055,584.08 - Step 5: Solve for x
x = 22,389,055,584.08/218,164.44 - Step 6: Final answer
x = 102,624.68
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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.