Finding the Fourth Proportional to 213,891.75, 295,170.61 and 118,398.44
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Solution
The fourth proportional to 213,891.75, 295,170.61 and 118,398.44 is: 163,389.84
Step by Step Solution
- Step 1: Write the proportion equation
213,891.75 : 295,170.61 = 118,398.44 : x - Step 2: Convert to fraction form
213,891.75/295,170.61 = 118,398.44/x - Step 3: Cross multiply
213,891.75x = 295,170.61 × 118,398.44 - Step 4: Simplify right side
213,891.75x = 34,947,739,757.85 - Step 5: Solve for x
x = 34,947,739,757.85/213,891.75 - Step 6: Final answer
x = 163,389.84
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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.