Finding the Fourth Proportional to 82,482.36, 123,723.49 and 29,891.76
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Solution
The fourth proportional to 82,482.36, 123,723.49 and 29,891.76 is: 44,837.62
Step by Step Solution
- Step 1: Write the proportion equation
82,482.36 : 123,723.49 = 29,891.76 : x - Step 2: Convert to fraction form
82,482.36/123,723.49 = 29,891.76/x - Step 3: Cross multiply
82,482.36x = 123,723.49 × 29,891.76 - Step 4: Simplify right side
82,482.36x = 3,698,312,560.13 - Step 5: Solve for x
x = 3,698,312,560.13/82,482.36 - Step 6: Final answer
x = 44,837.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.