Finding the Fourth Proportional to 82,351.68, 113,645.04 and 44,625.84
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Solution
The fourth proportional to 82,351.68, 113,645.04 and 44,625.84 is: 61,583.51
Step by Step Solution
- Step 1: Write the proportion equation
82,351.68 : 113,645.04 = 44,625.84 : x - Step 2: Convert to fraction form
82,351.68/113,645.04 = 44,625.84/x - Step 3: Cross multiply
82,351.68x = 113,645.04 × 44,625.84 - Step 4: Simplify right side
82,351.68x = 5,071,505,371.83 - Step 5: Solve for x
x = 5,071,505,371.83/82,351.68 - Step 6: Final answer
x = 61,583.51
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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.