Finding the Fourth Proportional to 82,537.62, 123,759.96 and 26,364.53
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Solution
The fourth proportional to 82,537.62, 123,759.96 and 26,364.53 is: 39,531.95
Step by Step Solution
- Step 1: Write the proportion equation
82,537.62 : 123,759.96 = 26,364.53 : x - Step 2: Convert to fraction form
82,537.62/123,759.96 = 26,364.53/x - Step 3: Cross multiply
82,537.62x = 123,759.96 × 26,364.53 - Step 4: Simplify right side
82,537.62x = 3,262,873,178.22 - Step 5: Solve for x
x = 3,262,873,178.22/82,537.62 - Step 6: Final answer
x = 39,531.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.