Finding the Fourth Proportional to 200,226.76, 274,841.09 and 177,058.12
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Solution
The fourth proportional to 200,226.76, 274,841.09 and 177,058.12 is: 243,038.68
Step by Step Solution
- Step 1: Write the proportion equation
200,226.76 : 274,841.09 = 177,058.12 : x - Step 2: Convert to fraction form
200,226.76/274,841.09 = 177,058.12/x - Step 3: Cross multiply
200,226.76x = 274,841.09 × 177,058.12 - Step 4: Simplify right side
200,226.76x = 48,662,846,694.15 - Step 5: Solve for x
x = 48,662,846,694.15/200,226.76 - Step 6: Final answer
x = 243,038.68
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.