Finding the Fourth Proportional to 204,233.30, 306,359.94 and 77,849.99
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Solution
The fourth proportional to 204,233.30, 306,359.94 and 77,849.99 is: 116,778.79
Step by Step Solution
- Step 1: Write the proportion equation
204,233.30 : 306,359.94 = 77,849.99 : x - Step 2: Convert to fraction form
204,233.30/306,359.94 = 77,849.99/x - Step 3: Cross multiply
204,233.30x = 306,359.94 × 77,849.99 - Step 4: Simplify right side
204,233.30x = 23,850,116,874.84 - Step 5: Solve for x
x = 23,850,116,874.84/204,233.30 - Step 6: Final answer
x = 116,778.79
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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.