Finding the Fourth Proportional to 151,241.99, 227,003.31 and 76,414.70
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Solution
The fourth proportional to 151,241.99, 227,003.31 and 76,414.70 is: 114,692.95
Step by Step Solution
- Step 1: Write the proportion equation
151,241.99 : 227,003.31 = 76,414.70 : x - Step 2: Convert to fraction form
151,241.99/227,003.31 = 76,414.70/x - Step 3: Cross multiply
151,241.99x = 227,003.31 × 76,414.70 - Step 4: Simplify right side
151,241.99x = 17,346,388,697.64 - Step 5: Solve for x
x = 17,346,388,697.64/151,241.99 - Step 6: Final answer
x = 114,692.95
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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.