Finding the Fourth Proportional to 151,540.36, 227,450.58 and 76,713.02
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Solution
The fourth proportional to 151,540.36, 227,450.58 and 76,713.02 is: 115,140.42
Step by Step Solution
- Step 1: Write the proportion equation
151,540.36 : 227,450.58 = 76,713.02 : x - Step 2: Convert to fraction form
151,540.36/227,450.58 = 76,713.02/x - Step 3: Cross multiply
151,540.36x = 227,450.58 × 76,713.02 - Step 4: Simplify right side
151,540.36x = 17,448,420,892.55 - Step 5: Solve for x
x = 17,448,420,892.55/151,540.36 - Step 6: Final answer
x = 115,140.42
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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.