Finding the Fourth Proportional to 71,548.44, 107,322.57 and 27,175.11
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Solution
The fourth proportional to 71,548.44, 107,322.57 and 27,175.11 is: 40,762.63
Step by Step Solution
- Step 1: Write the proportion equation
71,548.44 : 107,322.57 = 27,175.11 : x - Step 2: Convert to fraction form
71,548.44/107,322.57 = 27,175.11/x - Step 3: Cross multiply
71,548.44x = 107,322.57 × 27,175.11 - Step 4: Simplify right side
71,548.44x = 2,916,502,645.23 - Step 5: Solve for x
x = 2,916,502,645.23/71,548.44 - Step 6: Final answer
x = 40,762.63
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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.