Finding the Third Proportional to 115,396.50 and 239,965.50
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Solution
The third proportional to 115,396.50 and 239,965.50 is: 499,005.09
Step by Step Solution
- Step 1: Write the proportion equation
115,396.50 : 239,965.50 = 239,965.50 : x - Step 2: Convert to fraction form
115,396.50/239,965.50 = 239,965.50/x - Step 3: Cross multiply
115,396.50x = 239,965.50 × 239,965.50 - Step 4: Simplify right side
115,396.50x = 57,583,441,190.25 - Step 5: Solve for x
x = 57,583,441,190.25/115,396.50 - Step 6: Final answer
x = 499,005.09
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.