Finding the Fourth Proportional to 75,183.93, 112,778.64 and 25,265.70
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Solution
The fourth proportional to 75,183.93, 112,778.64 and 25,265.70 is: 37,899.47
Step by Step Solution
- Step 1: Write the proportion equation
75,183.93 : 112,778.64 = 25,265.70 : x - Step 2: Convert to fraction form
75,183.93/112,778.64 = 25,265.70/x - Step 3: Cross multiply
75,183.93x = 112,778.64 × 25,265.70 - Step 4: Simplify right side
75,183.93x = 2,849,431,284.65 - Step 5: Solve for x
x = 2,849,431,284.65/75,183.93 - Step 6: Final answer
x = 37,899.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.