Finding the Fourth Proportional to 79,900.26, 119,896.16 and 32,506.60
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Solution
The fourth proportional to 79,900.26, 119,896.16 and 32,506.60 is: 48,778.52
Step by Step Solution
- Step 1: Write the proportion equation
79,900.26 : 119,896.16 = 32,506.60 : x - Step 2: Convert to fraction form
79,900.26/119,896.16 = 32,506.60/x - Step 3: Cross multiply
79,900.26x = 119,896.16 × 32,506.60 - Step 4: Simplify right side
79,900.26x = 3,897,416,514.66 - Step 5: Solve for x
x = 3,897,416,514.66/79,900.26 - Step 6: Final answer
x = 48,778.52
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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.