Finding the Fourth Proportional to 220,735.97, 331,107.07 and 62,964.42
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Solution
The fourth proportional to 220,735.97, 331,107.07 and 62,964.42 is: 94,447.52
Step by Step Solution
- Step 1: Write the proportion equation
220,735.97 : 331,107.07 = 62,964.42 : x - Step 2: Convert to fraction form
220,735.97/331,107.07 = 62,964.42/x - Step 3: Cross multiply
220,735.97x = 331,107.07 × 62,964.42 - Step 4: Simplify right side
220,735.97x = 20,847,965,024.84 - Step 5: Solve for x
x = 20,847,965,024.84/220,735.97 - Step 6: Final answer
x = 94,447.52
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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.