Finding the Fourth Proportional to 82,675.05, 114,088.27 and 48,684.97
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Solution
The fourth proportional to 82,675.05, 114,088.27 and 48,684.97 is: 67,183.32
Step by Step Solution
- Step 1: Write the proportion equation
82,675.05 : 114,088.27 = 48,684.97 : x - Step 2: Convert to fraction form
82,675.05/114,088.27 = 48,684.97/x - Step 3: Cross multiply
82,675.05x = 114,088.27 × 48,684.97 - Step 4: Simplify right side
82,675.05x = 5,554,384,572.28 - Step 5: Solve for x
x = 5,554,384,572.28/82,675.05 - Step 6: Final answer
x = 67,183.32
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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.