Finding the Third Proportional to 129,620.25 and 197,052.75
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Solution
The third proportional to 129,620.25 and 197,052.75 is: 299,565.74
Step by Step Solution
- Step 1: Write the proportion equation
129,620.25 : 197,052.75 = 197,052.75 : x - Step 2: Convert to fraction form
129,620.25/197,052.75 = 197,052.75/x - Step 3: Cross multiply
129,620.25x = 197,052.75 × 197,052.75 - Step 4: Simplify right side
129,620.25x = 38,829,786,282.56 - Step 5: Solve for x
x = 38,829,786,282.56/129,620.25 - Step 6: Final answer
x = 299,565.74
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.