Finding the Fourth Proportional to 151,527.24, 227,431.08 and 76,699.95
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Solution
The fourth proportional to 151,527.24, 227,431.08 and 76,699.95 is: 115,120.90
Step by Step Solution
- Step 1: Write the proportion equation
151,527.24 : 227,431.08 = 76,699.95 : x - Step 2: Convert to fraction form
151,527.24/227,431.08 = 76,699.95/x - Step 3: Cross multiply
151,527.24x = 227,431.08 × 76,699.95 - Step 4: Simplify right side
151,527.24x = 17,443,952,464.45 - Step 5: Solve for x
x = 17,443,952,464.45/151,527.24 - Step 6: Final answer
x = 115,120.90
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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.