Finding the Fourth Proportional to 207,778.54, 311,667.86 and 50,006.99
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Solution
The fourth proportional to 207,778.54, 311,667.86 and 50,006.99 is: 75,010.50
Step by Step Solution
- Step 1: Write the proportion equation
207,778.54 : 311,667.86 = 50,006.99 : x - Step 2: Convert to fraction form
207,778.54/311,667.86 = 50,006.99/x - Step 3: Cross multiply
207,778.54x = 311,667.86 × 50,006.99 - Step 4: Simplify right side
207,778.54x = 15,585,571,278.92 - Step 5: Solve for x
x = 15,585,571,278.92/207,778.54 - Step 6: Final answer
x = 75,010.50
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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.