Finding the Fourth Proportional to 221,414.38, 332,170.79 and 63,630.54
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Solution
The fourth proportional to 221,414.38, 332,170.79 and 63,630.54 is: 95,459.95
Step by Step Solution
- Step 1: Write the proportion equation
221,414.38 : 332,170.79 = 63,630.54 : x - Step 2: Convert to fraction form
221,414.38/332,170.79 = 63,630.54/x - Step 3: Cross multiply
221,414.38x = 332,170.79 × 63,630.54 - Step 4: Simplify right side
221,414.38x = 21,136,206,739.93 - Step 5: Solve for x
x = 21,136,206,739.93/221,414.38 - Step 6: Final answer
x = 95,459.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.