Finding the Fourth Proportional to 82,507.68, 113,860.62 and 44,781.94
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Solution
The fourth proportional to 82,507.68, 113,860.62 and 44,781.94 is: 61,799.09
Step by Step Solution
- Step 1: Write the proportion equation
82,507.68 : 113,860.62 = 44,781.94 : x - Step 2: Convert to fraction form
82,507.68/113,860.62 = 44,781.94/x - Step 3: Cross multiply
82,507.68x = 113,860.62 × 44,781.94 - Step 4: Simplify right side
82,507.68x = 5,098,899,453.20 - Step 5: Solve for x
x = 5,098,899,453.20/82,507.68 - Step 6: Final answer
x = 61,799.09
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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.