Finding the Fourth Proportional to 150,168.06, 207,229.14 and 82,183.68
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Solution
The fourth proportional to 150,168.06, 207,229.14 and 82,183.68 is: 113,411.96
Step by Step Solution
- Step 1: Write the proportion equation
150,168.06 : 207,229.14 = 82,183.68 : x - Step 2: Convert to fraction form
150,168.06/207,229.14 = 82,183.68/x - Step 3: Cross multiply
150,168.06x = 207,229.14 × 82,183.68 - Step 4: Simplify right side
150,168.06x = 17,030,853,328.44 - Step 5: Solve for x
x = 17,030,853,328.44/150,168.06 - Step 6: Final answer
x = 113,411.96
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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.