Finding the Fourth Proportional to 237,290.74, 327,456.84 and 129,858.62
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Solution
The fourth proportional to 237,290.74, 327,456.84 and 129,858.62 is: 179,202.49
Step by Step Solution
- Step 1: Write the proportion equation
237,290.74 : 327,456.84 = 129,858.62 : x - Step 2: Convert to fraction form
237,290.74/327,456.84 = 129,858.62/x - Step 3: Cross multiply
237,290.74x = 327,456.84 × 129,858.62 - Step 4: Simplify right side
237,290.74x = 42,523,091,714.68 - Step 5: Solve for x
x = 42,523,091,714.68/237,290.74 - Step 6: Final answer
x = 179,202.49
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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.