Finding the Fourth Proportional to 207,850.20, 311,807.97 and 67,576.02
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Solution
The fourth proportional to 207,850.20, 311,807.97 and 67,576.02 is: 101,374.65
Step by Step Solution
- Step 1: Write the proportion equation
207,850.20 : 311,807.97 = 67,576.02 : x - Step 2: Convert to fraction form
207,850.20/311,807.97 = 67,576.02/x - Step 3: Cross multiply
207,850.20x = 311,807.97 × 67,576.02 - Step 4: Simplify right side
207,850.20x = 21,070,741,616.88 - Step 5: Solve for x
x = 21,070,741,616.88/207,850.20 - Step 6: Final answer
x = 101,374.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.