Finding the Fourth Proportional to 82,176.08, 113,402.99 and 44,450.33
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Solution
The fourth proportional to 82,176.08, 113,402.99 and 44,450.33 is: 61,341.45
Step by Step Solution
- Step 1: Write the proportion equation
82,176.08 : 113,402.99 = 44,450.33 : x - Step 2: Convert to fraction form
82,176.08/113,402.99 = 44,450.33/x - Step 3: Cross multiply
82,176.08x = 113,402.99 × 44,450.33 - Step 4: Simplify right side
82,176.08x = 5,040,799,539.22 - Step 5: Solve for x
x = 5,040,799,539.22/82,176.08 - Step 6: Final answer
x = 61,341.45
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1.5x scale
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.