Finding the Fourth Proportional to 151,564.06, 227,197.56 and 129,125.44
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Solution
The fourth proportional to 151,564.06, 227,197.56 and 129,125.44 is: 193,561.62
Step by Step Solution
- Step 1: Write the proportion equation
151,564.06 : 227,197.56 = 129,125.44 : x - Step 2: Convert to fraction form
151,564.06/227,197.56 = 129,125.44/x - Step 3: Cross multiply
151,564.06x = 227,197.56 × 129,125.44 - Step 4: Simplify right side
151,564.06x = 29,336,984,943.81 - Step 5: Solve for x
x = 29,336,984,943.81/151,564.06 - Step 6: Final answer
x = 193,561.62
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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.