Finding the Fourth Proportional to 82,321.84, 113,604.49 and 44,596.09
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Solution
The fourth proportional to 82,321.84, 113,604.49 and 44,596.09 is: 61,542.79
Step by Step Solution
- Step 1: Write the proportion equation
82,321.84 : 113,604.49 = 44,596.09 : x - Step 2: Convert to fraction form
82,321.84/113,604.49 = 44,596.09/x - Step 3: Cross multiply
82,321.84x = 113,604.49 × 44,596.09 - Step 4: Simplify right side
82,321.84x = 5,066,316,060.44 - Step 5: Solve for x
x = 5,066,316,060.44/82,321.84 - Step 6: Final answer
x = 61,542.79
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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.