Finding the Third Proportional to 121,406.25 and 247,629.75
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Solution
The third proportional to 121,406.25 and 247,629.75 is: 505,085.14
Step by Step Solution
- Step 1: Write the proportion equation
121,406.25 : 247,629.75 = 247,629.75 : x - Step 2: Convert to fraction form
121,406.25/247,629.75 = 247,629.75/x - Step 3: Cross multiply
121,406.25x = 247,629.75 × 247,629.75 - Step 4: Simplify right side
121,406.25x = 61,320,493,085.06 - Step 5: Solve for x
x = 61,320,493,085.06/121,406.25 - Step 6: Final answer
x = 505,085.14
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These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.