Finding the Fourth Proportional to 82,351.62, 113,645.24 and 44,625.88
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Solution
The fourth proportional to 82,351.62, 113,645.24 and 44,625.88 is: 61,583.72
Step by Step Solution
- Step 1: Write the proportion equation
82,351.62 : 113,645.24 = 44,625.88 : x - Step 2: Convert to fraction form
82,351.62/113,645.24 = 44,625.88/x - Step 3: Cross multiply
82,351.62x = 113,645.24 × 44,625.88 - Step 4: Simplify right side
82,351.62x = 5,071,518,842.81 - Step 5: Solve for x
x = 5,071,518,842.81/82,351.62 - Step 6: Final answer
x = 61,583.72
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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.