Finding the Fourth Proportional to 82,506.19, 113,858.84 and 44,780.44
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Solution
The fourth proportional to 82,506.19, 113,858.84 and 44,780.44 is: 61,797.17
Step by Step Solution
- Step 1: Write the proportion equation
82,506.19 : 113,858.84 = 44,780.44 : x - Step 2: Convert to fraction form
82,506.19/113,858.84 = 44,780.44/x - Step 3: Cross multiply
82,506.19x = 113,858.84 × 44,780.44 - Step 4: Simplify right side
82,506.19x = 5,098,648,780.39 - Step 5: Solve for x
x = 5,098,648,780.39/82,506.19 - Step 6: Final answer
x = 61,797.17
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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.