Finding the Fourth Proportional to 82,205.17, 123,233.70 and 29,577.63
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Solution
The fourth proportional to 82,205.17, 123,233.70 and 29,577.63 is: 44,339.80
Step by Step Solution
- Step 1: Write the proportion equation
82,205.17 : 123,233.70 = 29,577.63 : x - Step 2: Convert to fraction form
82,205.17/123,233.70 = 29,577.63/x - Step 3: Cross multiply
82,205.17x = 123,233.70 × 29,577.63 - Step 4: Simplify right side
82,205.17x = 3,644,960,782.13 - Step 5: Solve for x
x = 3,644,960,782.13/82,205.17 - Step 6: Final answer
x = 44,339.80
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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.