Finding the Fourth Proportional to 151,408.09, 227,147.28 and 51,569.15
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Solution
The fourth proportional to 151,408.09, 227,147.28 and 51,569.15 is: 77,365.69
Step by Step Solution
- Step 1: Write the proportion equation
151,408.09 : 227,147.28 = 51,569.15 : x - Step 2: Convert to fraction form
151,408.09/227,147.28 = 51,569.15/x - Step 3: Cross multiply
151,408.09x = 227,147.28 × 51,569.15 - Step 4: Simplify right side
151,408.09x = 11,713,790,825.29 - Step 5: Solve for x
x = 11,713,790,825.29/151,408.09 - Step 6: Final answer
x = 77,365.69
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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.