Finding the Fourth Proportional to 164,694.48, 227,194.92 and 104,163.18
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Solution
The fourth proportional to 164,694.48, 227,194.92 and 104,163.18 is: 143,692.40
Step by Step Solution
- Step 1: Write the proportion equation
164,694.48 : 227,194.92 = 104,163.18 : x - Step 2: Convert to fraction form
164,694.48/227,194.92 = 104,163.18/x - Step 3: Cross multiply
164,694.48x = 227,194.92 × 104,163.18 - Step 4: Simplify right side
164,694.48x = 23,665,345,347.05 - Step 5: Solve for x
x = 23,665,345,347.05/164,694.48 - Step 6: Final answer
x = 143,692.40
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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.