Finding the Fourth Proportional to 82,339.43, 113,628.49 and 44,613.68
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Solution
The fourth proportional to 82,339.43, 113,628.49 and 44,613.68 is: 61,566.92
Step by Step Solution
- Step 1: Write the proportion equation
82,339.43 : 113,628.49 = 44,613.68 : x - Step 2: Convert to fraction form
82,339.43/113,628.49 = 44,613.68/x - Step 3: Cross multiply
82,339.43x = 113,628.49 × 44,613.68 - Step 4: Simplify right side
82,339.43x = 5,069,385,091.74 - Step 5: Solve for x
x = 5,069,385,091.74/82,339.43 - Step 6: Final answer
x = 61,566.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.