Finding the Fourth Proportional to 207,763.84, 311,399.64 and 95,349.32
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Solution
The fourth proportional to 207,763.84, 311,399.64 and 95,349.32 is: 142,911.03
Step by Step Solution
- Step 1: Write the proportion equation
207,763.84 : 311,399.64 = 95,349.32 : x - Step 2: Convert to fraction form
207,763.84/311,399.64 = 95,349.32/x - Step 3: Cross multiply
207,763.84x = 311,399.64 × 95,349.32 - Step 4: Simplify right side
207,763.84x = 29,691,743,922.24 - Step 5: Solve for x
x = 29,691,743,922.24/207,763.84 - Step 6: Final answer
x = 142,911.03
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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.