Finding the Fourth Proportional to 151,812.26, 227,156.44 and 121,734.52
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Solution
The fourth proportional to 151,812.26, 227,156.44 and 121,734.52 is: 182,151.17
Step by Step Solution
- Step 1: Write the proportion equation
151,812.26 : 227,156.44 = 121,734.52 : x - Step 2: Convert to fraction form
151,812.26/227,156.44 = 121,734.52/x - Step 3: Cross multiply
151,812.26x = 227,156.44 × 121,734.52 - Step 4: Simplify right side
151,812.26x = 27,652,780,188.31 - Step 5: Solve for x
x = 27,652,780,188.31/151,812.26 - Step 6: Final answer
x = 182,151.17
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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.