Finding the Fourth Proportional to 207,944.37, 311,884.02 and 67,702.05
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Solution
The fourth proportional to 207,944.37, 311,884.02 and 67,702.05 is: 101,542.48
Step by Step Solution
- Step 1: Write the proportion equation
207,944.37 : 311,884.02 = 67,702.05 : x - Step 2: Convert to fraction form
207,944.37/311,884.02 = 67,702.05/x - Step 3: Cross multiply
207,944.37x = 311,884.02 × 67,702.05 - Step 4: Simplify right side
207,944.37x = 21,115,187,516.24 - Step 5: Solve for x
x = 21,115,187,516.24/207,944.37 - Step 6: Final answer
x = 101,542.48
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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.