Finding the Fourth Proportional to 82,508.19, 113,862.63 and 44,782.44
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Solution
The fourth proportional to 82,508.19, 113,862.63 and 44,782.44 is: 61,800.49
Step by Step Solution
- Step 1: Write the proportion equation
82,508.19 : 113,862.63 = 44,782.44 : x - Step 2: Convert to fraction form
82,508.19/113,862.63 = 44,782.44/x - Step 3: Cross multiply
82,508.19x = 113,862.63 × 44,782.44 - Step 4: Simplify right side
82,508.19x = 5,099,046,396.22 - Step 5: Solve for x
x = 5,099,046,396.22/82,508.19 - Step 6: Final answer
x = 61,800.49
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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.