Finding the Third Proportional to 115,212.50 and 239,621.75
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Solution
The third proportional to 115,212.50 and 239,621.75 is: 498,371.12
Step by Step Solution
- Step 1: Write the proportion equation
115,212.50 : 239,621.75 = 239,621.75 : x - Step 2: Convert to fraction form
115,212.50/239,621.75 = 239,621.75/x - Step 3: Cross multiply
115,212.50x = 239,621.75 × 239,621.75 - Step 4: Simplify right side
115,212.50x = 57,418,583,073.06 - Step 5: Solve for x
x = 57,418,583,073.06/115,212.50 - Step 6: Final answer
x = 498,371.12
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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.