Finding the Fourth Proportional to 82,326.81, 113,610.97 and 44,601.06
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Solution
The fourth proportional to 82,326.81, 113,610.97 and 44,601.06 is: 61,549.45
Step by Step Solution
- Step 1: Write the proportion equation
82,326.81 : 113,610.97 = 44,601.06 : x - Step 2: Convert to fraction form
82,326.81/113,610.97 = 44,601.06/x - Step 3: Cross multiply
82,326.81x = 113,610.97 × 44,601.06 - Step 4: Simplify right side
82,326.81x = 5,067,170,171.42 - Step 5: Solve for x
x = 5,067,170,171.42/82,326.81 - Step 6: Final answer
x = 61,549.45
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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.