Finding the Fourth Proportional to 82,452.25, 123,595.30 and 32,512.99
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Solution
The fourth proportional to 82,452.25, 123,595.30 and 32,512.99 is: 48,736.73
Step by Step Solution
- Step 1: Write the proportion equation
82,452.25 : 123,595.30 = 32,512.99 : x - Step 2: Convert to fraction form
82,452.25/123,595.30 = 32,512.99/x - Step 3: Cross multiply
82,452.25x = 123,595.30 × 32,512.99 - Step 4: Simplify right side
82,452.25x = 4,018,452,752.95 - Step 5: Solve for x
x = 4,018,452,752.95/82,452.25 - Step 6: Final answer
x = 48,736.73
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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.