Finding the Fourth Proportional to 226,793.76, 312,935.04 and 131,295.84
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Solution
The fourth proportional to 226,793.76, 312,935.04 and 131,295.84 is: 181,164.90
Step by Step Solution
- Step 1: Write the proportion equation
226,793.76 : 312,935.04 = 131,295.84 : x - Step 2: Convert to fraction form
226,793.76/312,935.04 = 131,295.84/x - Step 3: Cross multiply
226,793.76x = 312,935.04 × 131,295.84 - Step 4: Simplify right side
226,793.76x = 41,087,068,942.23 - Step 5: Solve for x
x = 41,087,068,942.23/226,793.76 - Step 6: Final answer
x = 181,164.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.