Finding the Third Proportional to 120,198.94 and 257,073.75
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Solution
The third proportional to 120,198.94 and 257,073.75 is: 549,812.79
Step by Step Solution
- Step 1: Write the proportion equation
120,198.94 : 257,073.75 = 257,073.75 : x - Step 2: Convert to fraction form
120,198.94/257,073.75 = 257,073.75/x - Step 3: Cross multiply
120,198.94x = 257,073.75 × 257,073.75 - Step 4: Simplify right side
120,198.94x = 66,086,912,939.06 - Step 5: Solve for x
x = 66,086,912,939.06/120,198.94 - Step 6: Final answer
x = 549,812.79
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.