Finding the Fourth Proportional to 82,519.20, 113,877.36 and 44,794.08
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Solution
The fourth proportional to 82,519.20, 113,877.36 and 44,794.08 is: 61,816.30
Step by Step Solution
- Step 1: Write the proportion equation
82,519.20 : 113,877.36 = 44,794.08 : x - Step 2: Convert to fraction form
82,519.20/113,877.36 = 44,794.08/x - Step 3: Cross multiply
82,519.20x = 113,877.36 × 44,794.08 - Step 4: Simplify right side
82,519.20x = 5,101,031,574.03 - Step 5: Solve for x
x = 5,101,031,574.03/82,519.20 - Step 6: Final answer
x = 61,816.30
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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.