Finding the Fourth Proportional to 227,020.64, 313,325.85 and 173,203.97
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Solution
The fourth proportional to 227,020.64, 313,325.85 and 173,203.97 is: 239,049.99
Step by Step Solution
- Step 1: Write the proportion equation
227,020.64 : 313,325.85 = 173,203.97 : x - Step 2: Convert to fraction form
227,020.64/313,325.85 = 173,203.97/x - Step 3: Cross multiply
227,020.64x = 313,325.85 × 173,203.97 - Step 4: Simplify right side
227,020.64x = 54,269,281,123.62 - Step 5: Solve for x
x = 54,269,281,123.62/227,020.64 - Step 6: Final answer
x = 239,049.99
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1.5x scale
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.