Finding the Fourth Proportional to 237,361.40, 327,550.56 and 135,419.88
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Solution
The fourth proportional to 237,361.40, 327,550.56 and 135,419.88 is: 186,874.77
Step by Step Solution
- Step 1: Write the proportion equation
237,361.40 : 327,550.56 = 135,419.88 : x - Step 2: Convert to fraction form
237,361.40/327,550.56 = 135,419.88/x - Step 3: Cross multiply
237,361.40x = 327,550.56 × 135,419.88 - Step 4: Simplify right side
237,361.40x = 44,356,857,529.13 - Step 5: Solve for x
x = 44,356,857,529.13/237,361.40 - Step 6: Final answer
x = 186,874.77
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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.