Finding the Fourth Proportional to 82,523.06, 113,864.28 and 48,519.12
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Solution
The fourth proportional to 82,523.06, 113,864.28 and 48,519.12 is: 66,946.08
Step by Step Solution
- Step 1: Write the proportion equation
82,523.06 : 113,864.28 = 48,519.12 : x - Step 2: Convert to fraction form
82,523.06/113,864.28 = 48,519.12/x - Step 3: Cross multiply
82,523.06x = 113,864.28 × 48,519.12 - Step 4: Simplify right side
82,523.06x = 5,524,594,665.03 - Step 5: Solve for x
x = 5,524,594,665.03/82,523.06 - Step 6: Final answer
x = 66,946.08
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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.