Finding the Fourth Proportional to 86,183.97, 129,397.06 and 44,094.24
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Solution
The fourth proportional to 86,183.97, 129,397.06 and 44,094.24 is: 66,203.32
Step by Step Solution
- Step 1: Write the proportion equation
86,183.97 : 129,397.06 = 44,094.24 : x - Step 2: Convert to fraction form
86,183.97/129,397.06 = 44,094.24/x - Step 3: Cross multiply
86,183.97x = 129,397.06 × 44,094.24 - Step 4: Simplify right side
86,183.97x = 5,705,665,074.05 - Step 5: Solve for x
x = 5,705,665,074.05/86,183.97 - Step 6: Final answer
x = 66,203.32
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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.