Finding the Fourth Proportional to 237,367.80, 327,571.43 and 129,936.02
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Solution
The fourth proportional to 237,367.80, 327,571.43 and 129,936.02 is: 179,313.81
Step by Step Solution
- Step 1: Write the proportion equation
237,367.80 : 327,571.43 = 129,936.02 : x - Step 2: Convert to fraction form
237,367.80/327,571.43 = 129,936.02/x - Step 3: Cross multiply
237,367.80x = 327,571.43 × 129,936.02 - Step 4: Simplify right side
237,367.80x = 42,563,325,592.37 - Step 5: Solve for x
x = 42,563,325,592.37/237,367.80 - Step 6: Final answer
x = 179,313.81
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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.