Finding the Fourth Proportional to 151,462.20, 227,193.30 and 121,937.70
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Solution
The fourth proportional to 151,462.20, 227,193.30 and 121,937.70 is: 182,906.55
Step by Step Solution
- Step 1: Write the proportion equation
151,462.20 : 227,193.30 = 121,937.70 : x - Step 2: Convert to fraction form
151,462.20/227,193.30 = 121,937.70/x - Step 3: Cross multiply
151,462.20x = 227,193.30 × 121,937.70 - Step 4: Simplify right side
151,462.20x = 27,703,428,457.41 - Step 5: Solve for x
x = 27,703,428,457.41/151,462.20 - Step 6: Final answer
x = 182,906.55
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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.