Finding the Fourth Proportional to 271,214.43, 406,848.98 and 71,548.62
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Solution
The fourth proportional to 271,214.43, 406,848.98 and 71,548.62 is: 107,330.14
Step by Step Solution
- Step 1: Write the proportion equation
271,214.43 : 406,848.98 = 71,548.62 : x - Step 2: Convert to fraction form
271,214.43/406,848.98 = 71,548.62/x - Step 3: Cross multiply
271,214.43x = 406,848.98 × 71,548.62 - Step 4: Simplify right side
271,214.43x = 29,109,481,318.13 - Step 5: Solve for x
x = 29,109,481,318.13/271,214.43 - Step 6: Final answer
x = 107,330.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.