Finding the Third Proportional to 128,202.75 and 128,202.75
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Solution
The third proportional to 128,202.75 and 128,202.75 is: 128,202.75
Step by Step Solution
- Step 1: Write the proportion equation
128,202.75 : 128,202.75 = 128,202.75 : x - Step 2: Convert to fraction form
128,202.75/128,202.75 = 128,202.75/x - Step 3: Cross multiply
128,202.75x = 128,202.75 × 128,202.75 - Step 4: Simplify right side
128,202.75x = 16,435,945,107.56 - Step 5: Solve for x
x = 16,435,945,107.56/128,202.75 - Step 6: Final answer
x = 128,202.75
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Why These Related Problems?
These problems maintain the same ratio (1) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.