Finding the Fourth Proportional to 146,150.26, 201,687.99 and 79,082.26
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Solution
The fourth proportional to 146,150.26, 201,687.99 and 79,082.26 is: 109,133.86
Step by Step Solution
- Step 1: Write the proportion equation
146,150.26 : 201,687.99 = 79,082.26 : x - Step 2: Convert to fraction form
146,150.26/201,687.99 = 79,082.26/x - Step 3: Cross multiply
146,150.26x = 201,687.99 × 79,082.26 - Step 4: Simplify right side
146,150.26x = 15,949,942,064.06 - Step 5: Solve for x
x = 15,949,942,064.06/146,150.26 - Step 6: Final answer
x = 109,133.86
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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.