Finding the Fourth Proportional to 271,181.85, 406,726.51 and 71,504.19
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Solution
The fourth proportional to 271,181.85, 406,726.51 and 71,504.19 is: 107,244.09
Step by Step Solution
- Step 1: Write the proportion equation
271,181.85 : 406,726.51 = 71,504.19 : x - Step 2: Convert to fraction form
271,181.85/406,726.51 = 71,504.19/x - Step 3: Cross multiply
271,181.85x = 406,726.51 × 71,504.19 - Step 4: Simplify right side
271,181.85x = 29,082,649,649.08 - Step 5: Solve for x
x = 29,082,649,649.08/271,181.85 - Step 6: Final answer
x = 107,244.09
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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.