Finding the Third Proportional to 121,871.25 and 271,749.09
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Solution
The third proportional to 121,871.25 and 271,749.09 is: 605,947.42
Step by Step Solution
- Step 1: Write the proportion equation
121,871.25 : 271,749.09 = 271,749.09 : x - Step 2: Convert to fraction form
121,871.25/271,749.09 = 271,749.09/x - Step 3: Cross multiply
121,871.25x = 271,749.09 × 271,749.09 - Step 4: Simplify right side
121,871.25x = 73,847,569,953.95 - Step 5: Solve for x
x = 73,847,569,953.95/121,871.25 - Step 6: Final answer
x = 605,947.42
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These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.