Finding the Fourth Proportional to 82,330.74, 113,616.36 and 44,604.99
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Solution
The fourth proportional to 82,330.74, 113,616.36 and 44,604.99 is: 61,554.85
Step by Step Solution
- Step 1: Write the proportion equation
82,330.74 : 113,616.36 = 44,604.99 : x - Step 2: Convert to fraction form
82,330.74/113,616.36 = 44,604.99/x - Step 3: Cross multiply
82,330.74x = 113,616.36 × 44,604.99 - Step 4: Simplify right side
82,330.74x = 5,067,856,601.64 - Step 5: Solve for x
x = 5,067,856,601.64/82,330.74 - Step 6: Final answer
x = 61,554.85
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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.