Finding the Fourth Proportional to 207,084.62, 285,800.30 and 115,212.99
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Solution
The fourth proportional to 207,084.62, 285,800.30 and 115,212.99 is: 159,007.01
Step by Step Solution
- Step 1: Write the proportion equation
207,084.62 : 285,800.30 = 115,212.99 : x - Step 2: Convert to fraction form
207,084.62/285,800.30 = 115,212.99/x - Step 3: Cross multiply
207,084.62x = 285,800.30 × 115,212.99 - Step 4: Simplify right side
207,084.62x = 32,927,907,105.90 - Step 5: Solve for x
x = 32,927,907,105.90/207,084.62 - Step 6: Final answer
x = 159,007.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.