Finding the Fourth Proportional to 227,755.53, 341,840.66 and 121,228.99
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Solution
The fourth proportional to 227,755.53, 341,840.66 and 121,228.99 is: 181,953.85
Step by Step Solution
- Step 1: Write the proportion equation
227,755.53 : 341,840.66 = 121,228.99 : x - Step 2: Convert to fraction form
227,755.53/341,840.66 = 121,228.99/x - Step 3: Cross multiply
227,755.53x = 341,840.66 × 121,228.99 - Step 4: Simplify right side
227,755.53x = 41,440,996,491.99 - Step 5: Solve for x
x = 41,440,996,491.99/227,755.53 - Step 6: Final answer
x = 181,953.85
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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.