Finding the Fourth Proportional to 237,289.61, 327,455.29 and 129,857.49
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Solution
The fourth proportional to 237,289.61, 327,455.29 and 129,857.49 is: 179,200.94
Step by Step Solution
- Step 1: Write the proportion equation
237,289.61 : 327,455.29 = 129,857.49 : x - Step 2: Convert to fraction form
237,289.61/327,455.29 = 129,857.49/x - Step 3: Cross multiply
237,289.61x = 327,455.29 × 129,857.49 - Step 4: Simplify right side
237,289.61x = 42,522,522,208.94 - Step 5: Solve for x
x = 42,522,522,208.94/237,289.61 - Step 6: Final answer
x = 179,200.94
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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.