Finding the Fourth Proportional to 218,238.24, 327,371.20 and 68,484.44
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Solution
The fourth proportional to 218,238.24, 327,371.20 and 68,484.44 is: 102,731.01
Step by Step Solution
- Step 1: Write the proportion equation
218,238.24 : 327,371.20 = 68,484.44 : x - Step 2: Convert to fraction form
218,238.24/327,371.20 = 68,484.44/x - Step 3: Cross multiply
218,238.24x = 327,371.20 × 68,484.44 - Step 4: Simplify right side
218,238.24x = 22,419,834,336.57 - Step 5: Solve for x
x = 22,419,834,336.57/218,238.24 - Step 6: Final answer
x = 102,731.01
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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.