Finding the Fourth Proportional to 79,676.26, 119,526.64 and 27,073.44
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Solution
The fourth proportional to 79,676.26, 119,526.64 and 27,073.44 is: 40,614.32
Step by Step Solution
- Step 1: Write the proportion equation
79,676.26 : 119,526.64 = 27,073.44 : x - Step 2: Convert to fraction form
79,676.26/119,526.64 = 27,073.44/x - Step 3: Cross multiply
79,676.26x = 119,526.64 × 27,073.44 - Step 4: Simplify right side
79,676.26x = 3,235,997,248.76 - Step 5: Solve for x
x = 3,235,997,248.76/79,676.26 - Step 6: Final answer
x = 40,614.32
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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.