Finding the Fourth Proportional to 202,753.36, 304,137.40 and 69,632.84
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Solution
The fourth proportional to 202,753.36, 304,137.40 and 69,632.84 is: 104,451.79
Step by Step Solution
- Step 1: Write the proportion equation
202,753.36 : 304,137.40 = 69,632.84 : x - Step 2: Convert to fraction form
202,753.36/304,137.40 = 69,632.84/x - Step 3: Cross multiply
202,753.36x = 304,137.40 × 69,632.84 - Step 4: Simplify right side
202,753.36x = 21,177,950,912.22 - Step 5: Solve for x
x = 21,177,950,912.22/202,753.36 - Step 6: Final answer
x = 104,451.79
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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.