Finding the Fourth Proportional to 146,546.44, 202,272.10 and 82,921.14
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Solution
The fourth proportional to 146,546.44, 202,272.10 and 82,921.14 is: 114,452.68
Step by Step Solution
- Step 1: Write the proportion equation
146,546.44 : 202,272.10 = 82,921.14 : x - Step 2: Convert to fraction form
146,546.44/202,272.10 = 82,921.14/x - Step 3: Cross multiply
146,546.44x = 202,272.10 × 82,921.14 - Step 4: Simplify right side
146,546.44x = 16,772,633,122.19 - Step 5: Solve for x
x = 16,772,633,122.19/146,546.44 - Step 6: Final answer
x = 114,452.68
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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.