Finding the Fourth Proportional to 237,015.92, 327,102.12 and 135,072.56
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Solution
The fourth proportional to 237,015.92, 327,102.12 and 135,072.56 is: 186,411.62
Step by Step Solution
- Step 1: Write the proportion equation
237,015.92 : 327,102.12 = 135,072.56 : x - Step 2: Convert to fraction form
237,015.92/327,102.12 = 135,072.56/x - Step 3: Cross multiply
237,015.92x = 327,102.12 × 135,072.56 - Step 4: Simplify right side
237,015.92x = 44,182,520,729.83 - Step 5: Solve for x
x = 44,182,520,729.83/237,015.92 - Step 6: Final answer
x = 186,411.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.