Finding the Fourth Proportional to 237,343.88, 327,534.84 and 129,920.72
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Solution
The fourth proportional to 237,343.88, 327,534.84 and 129,920.72 is: 179,290.75
Step by Step Solution
- Step 1: Write the proportion equation
237,343.88 : 327,534.84 = 129,920.72 : x - Step 2: Convert to fraction form
237,343.88/327,534.84 = 129,920.72/x - Step 3: Cross multiply
237,343.88x = 327,534.84 × 129,920.72 - Step 4: Simplify right side
237,343.88x = 42,553,562,237.88 - Step 5: Solve for x
x = 42,553,562,237.88/237,343.88 - Step 6: Final answer
x = 179,290.75
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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.