Finding the Fourth Proportional to 205,093.41, 283,028.96 and 113,212.75
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Solution
The fourth proportional to 205,093.41, 283,028.96 and 113,212.75 is: 156,233.62
Step by Step Solution
- Step 1: Write the proportion equation
205,093.41 : 283,028.96 = 113,212.75 : x - Step 2: Convert to fraction form
205,093.41/283,028.96 = 113,212.75/x - Step 3: Cross multiply
205,093.41x = 283,028.96 × 113,212.75 - Step 4: Simplify right side
205,093.41x = 32,042,486,891.24 - Step 5: Solve for x
x = 32,042,486,891.24/205,093.41 - Step 6: Final answer
x = 156,233.62
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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.