Finding the Third Proportional to 128,954 and 197,247
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Solution
The third proportional to 128,954 and 197,247 is: 301,707.42
Step by Step Solution
- Step 1: Write the proportion equation
128,954 : 197,247 = 197,247 : x - Step 2: Convert to fraction form
128,954/197,247 = 197,247/x - Step 3: Cross multiply
128,954x = 197,247 × 197,247 - Step 4: Simplify right side
128,954x = 38,906,379,009 - Step 5: Solve for x
x = 38,906,379,009/128,954 - Step 6: Final answer
x = 301,707.42
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.