Finding the Fourth Proportional to 82,027.09, 113,197.30 and 44,301.34
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Solution
The fourth proportional to 82,027.09, 113,197.30 and 44,301.34 is: 61,135.80
Step by Step Solution
- Step 1: Write the proportion equation
82,027.09 : 113,197.30 = 44,301.34 : x - Step 2: Convert to fraction form
82,027.09/113,197.30 = 44,301.34/x - Step 3: Cross multiply
82,027.09x = 113,197.30 × 44,301.34 - Step 4: Simplify right side
82,027.09x = 5,014,792,074.38 - Step 5: Solve for x
x = 5,014,792,074.38/82,027.09 - Step 6: Final answer
x = 61,135.80
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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.