Finding the Third Proportional to 120,857.75 and 259,201.75
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Solution
The third proportional to 120,857.75 and 259,201.75 is: 555,905.99
Step by Step Solution
- Step 1: Write the proportion equation
120,857.75 : 259,201.75 = 259,201.75 : x - Step 2: Convert to fraction form
120,857.75/259,201.75 = 259,201.75/x - Step 3: Cross multiply
120,857.75x = 259,201.75 × 259,201.75 - Step 4: Simplify right side
120,857.75x = 67,185,547,203.06 - Step 5: Solve for x
x = 67,185,547,203.06/120,857.75 - Step 6: Final answer
x = 555,905.99
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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.