Finding the Fourth Proportional to 151,102.68, 226,468.12 and 66,771.96
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Solution
The fourth proportional to 151,102.68, 226,468.12 and 66,771.96 is: 100,075.79
Step by Step Solution
- Step 1: Write the proportion equation
151,102.68 : 226,468.12 = 66,771.96 : x - Step 2: Convert to fraction form
151,102.68/226,468.12 = 66,771.96/x - Step 3: Cross multiply
151,102.68x = 226,468.12 × 66,771.96 - Step 4: Simplify right side
151,102.68x = 15,121,720,249.92 - Step 5: Solve for x
x = 15,121,720,249.92/151,102.68 - Step 6: Final answer
x = 100,075.79
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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.