Finding the Fourth Proportional to 202,625.28, 303,865.02 and 69,469.79
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Solution
The fourth proportional to 202,625.28, 303,865.02 and 69,469.79 is: 104,179.68
Step by Step Solution
- Step 1: Write the proportion equation
202,625.28 : 303,865.02 = 69,469.79 : x - Step 2: Convert to fraction form
202,625.28/303,865.02 = 69,469.79/x - Step 3: Cross multiply
202,625.28x = 303,865.02 × 69,469.79 - Step 4: Simplify right side
202,625.28x = 21,109,437,608.42 - Step 5: Solve for x
x = 21,109,437,608.42/202,625.28 - Step 6: Final answer
x = 104,179.68
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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.