Finding the Fourth Proportional to 83,755.42, 125,651.66 and 27,593.26
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Solution
The fourth proportional to 83,755.42, 125,651.66 and 27,593.26 is: 41,395.99
Step by Step Solution
- Step 1: Write the proportion equation
83,755.42 : 125,651.66 = 27,593.26 : x - Step 2: Convert to fraction form
83,755.42/125,651.66 = 27,593.26/x - Step 3: Cross multiply
83,755.42x = 125,651.66 × 27,593.26 - Step 4: Simplify right side
83,755.42x = 3,467,138,471.72 - Step 5: Solve for x
x = 3,467,138,471.72/83,755.42 - Step 6: Final answer
x = 41,395.99
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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.