Finding the Fourth Proportional to 221,673.44, 332,556.92 and 71,902.10
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Solution
The fourth proportional to 221,673.44, 332,556.92 and 71,902.10 is: 107,868.32
Step by Step Solution
- Step 1: Write the proportion equation
221,673.44 : 332,556.92 = 71,902.10 : x - Step 2: Convert to fraction form
221,673.44/332,556.92 = 71,902.10/x - Step 3: Cross multiply
221,673.44x = 332,556.92 × 71,902.10 - Step 4: Simplify right side
221,673.44x = 23,911,540,917.53 - Step 5: Solve for x
x = 23,911,540,917.53/221,673.44 - Step 6: Final answer
x = 107,868.32
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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.