Finding the Fourth Proportional to 207,342.06, 311,013.08 and 102,366.06
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Solution
The fourth proportional to 207,342.06, 311,013.08 and 102,366.06 is: 153,549.09
Step by Step Solution
- Step 1: Write the proportion equation
207,342.06 : 311,013.08 = 102,366.06 : x - Step 2: Convert to fraction form
207,342.06/311,013.08 = 102,366.06/x - Step 3: Cross multiply
207,342.06x = 311,013.08 × 102,366.06 - Step 4: Simplify right side
207,342.06x = 31,837,183,608.06 - Step 5: Solve for x
x = 31,837,183,608.06/207,342.06 - Step 6: Final answer
x = 153,549.09
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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.