Finding the Third Proportional to 127,811.25 and 197,700.75
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Solution
The third proportional to 127,811.25 and 197,700.75 is: 305,807.09
Step by Step Solution
- Step 1: Write the proportion equation
127,811.25 : 197,700.75 = 197,700.75 : x - Step 2: Convert to fraction form
127,811.25/197,700.75 = 197,700.75/x - Step 3: Cross multiply
127,811.25x = 197,700.75 × 197,700.75 - Step 4: Simplify right side
127,811.25x = 39,085,586,550.56 - Step 5: Solve for x
x = 39,085,586,550.56/127,811.25 - Step 6: Final answer
x = 305,807.09
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.