Finding the Fourth Proportional to 82,480.62, 113,820.21 and 44,754.06
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Solution
The fourth proportional to 82,480.62, 113,820.21 and 44,754.06 is: 61,758.95
Step by Step Solution
- Step 1: Write the proportion equation
82,480.62 : 113,820.21 = 44,754.06 : x - Step 2: Convert to fraction form
82,480.62/113,820.21 = 44,754.06/x - Step 3: Cross multiply
82,480.62x = 113,820.21 × 44,754.06 - Step 4: Simplify right side
82,480.62x = 5,093,916,507.55 - Step 5: Solve for x
x = 5,093,916,507.55/82,480.62 - Step 6: Final answer
x = 61,758.95
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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.