Finding the Fourth Proportional to 96,882.63, 145,112.99 and 46,857.21
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Solution
The fourth proportional to 96,882.63, 145,112.99 and 46,857.21 is: 70,183.78
Step by Step Solution
- Step 1: Write the proportion equation
96,882.63 : 145,112.99 = 46,857.21 : x - Step 2: Convert to fraction form
96,882.63/145,112.99 = 46,857.21/x - Step 3: Cross multiply
96,882.63x = 145,112.99 × 46,857.21 - Step 4: Simplify right side
96,882.63x = 6,799,589,611.87 - Step 5: Solve for x
x = 6,799,589,611.87/96,882.63 - Step 6: Final answer
x = 70,183.78
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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.