Finding the Third Proportional to 102,120.75 and 221,676.75
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Solution
The third proportional to 102,120.75 and 221,676.75 is: 481,200.75
Step by Step Solution
- Step 1: Write the proportion equation
102,120.75 : 221,676.75 = 221,676.75 : x - Step 2: Convert to fraction form
102,120.75/221,676.75 = 221,676.75/x - Step 3: Cross multiply
102,120.75x = 221,676.75 × 221,676.75 - Step 4: Simplify right side
102,120.75x = 49,140,581,490.56 - Step 5: Solve for x
x = 49,140,581,490.56/102,120.75 - Step 6: Final answer
x = 481,200.75
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.