Finding the Fourth Proportional to 218,502.44, 327,949.02 and 111,959.08
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Solution
The fourth proportional to 218,502.44, 327,949.02 and 111,959.08 is: 168,038.72
Step by Step Solution
- Step 1: Write the proportion equation
218,502.44 : 327,949.02 = 111,959.08 : x - Step 2: Convert to fraction form
218,502.44/327,949.02 = 111,959.08/x - Step 3: Cross multiply
218,502.44x = 327,949.02 × 111,959.08 - Step 4: Simplify right side
218,502.44x = 36,716,870,566.10 - Step 5: Solve for x
x = 36,716,870,566.10/218,502.44 - Step 6: Final answer
x = 168,038.72
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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.