Finding the Fourth Proportional to 218,226.85, 327,340.68 and 68,478.64
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Solution
The fourth proportional to 218,226.85, 327,340.68 and 68,478.64 is: 102,718.09
Step by Step Solution
- Step 1: Write the proportion equation
218,226.85 : 327,340.68 = 68,478.64 : x - Step 2: Convert to fraction form
218,226.85/327,340.68 = 68,478.64/x - Step 3: Cross multiply
218,226.85x = 327,340.68 × 68,478.64 - Step 4: Simplify right side
218,226.85x = 22,415,844,583.08 - Step 5: Solve for x
x = 22,415,844,583.08/218,226.85 - Step 6: Final answer
x = 102,718.09
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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.