Finding the Fourth Proportional to 79,183.10, 118,775.92 and 26,593.04
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Solution
The fourth proportional to 79,183.10, 118,775.92 and 26,593.04 is: 39,889.99
Step by Step Solution
- Step 1: Write the proportion equation
79,183.10 : 118,775.92 = 26,593.04 : x - Step 2: Convert to fraction form
79,183.10/118,775.92 = 26,593.04/x - Step 3: Cross multiply
79,183.10x = 118,775.92 × 26,593.04 - Step 4: Simplify right side
79,183.10x = 3,158,612,791.60 - Step 5: Solve for x
x = 3,158,612,791.60/79,183.10 - Step 6: Final answer
x = 39,889.99
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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.