Finding the Third Proportional to 100,519.75 and 221,029.75
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Solution
The third proportional to 100,519.75 and 221,029.75 is: 486,015.44
Step by Step Solution
- Step 1: Write the proportion equation
100,519.75 : 221,029.75 = 221,029.75 : x - Step 2: Convert to fraction form
100,519.75/221,029.75 = 221,029.75/x - Step 3: Cross multiply
100,519.75x = 221,029.75 × 221,029.75 - Step 4: Simplify right side
100,519.75x = 48,854,150,385.06 - Step 5: Solve for x
x = 48,854,150,385.06/100,519.75 - Step 6: Final answer
x = 486,015.44
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.