Finding the Fourth Proportional to 218,626.02, 327,198.36 and 134,439.52
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Solution
The fourth proportional to 218,626.02, 327,198.36 and 134,439.52 is: 201,203.82
Step by Step Solution
- Step 1: Write the proportion equation
218,626.02 : 327,198.36 = 134,439.52 : x - Step 2: Convert to fraction form
218,626.02/327,198.36 = 134,439.52/x - Step 3: Cross multiply
218,626.02x = 327,198.36 × 134,439.52 - Step 4: Simplify right side
218,626.02x = 43,988,390,463.19 - Step 5: Solve for x
x = 43,988,390,463.19/218,626.02 - Step 6: Final answer
x = 201,203.82
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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.