Finding the Fourth Proportional to 82,351.08, 113,644.49 and 44,625.33
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Solution
The fourth proportional to 82,351.08, 113,644.49 and 44,625.33 is: 61,582.95
Step by Step Solution
- Step 1: Write the proportion equation
82,351.08 : 113,644.49 = 44,625.33 : x - Step 2: Convert to fraction form
82,351.08/113,644.49 = 44,625.33/x - Step 3: Cross multiply
82,351.08x = 113,644.49 × 44,625.33 - Step 4: Simplify right side
82,351.08x = 5,071,422,645.81 - Step 5: Solve for x
x = 5,071,422,645.81/82,351.08 - Step 6: Final answer
x = 61,582.95
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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.