Finding the Third Proportional to 129,525.75 and 305,322.75
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Solution
The third proportional to 129,525.75 and 305,322.75 is: 719,717.75
Step by Step Solution
- Step 1: Write the proportion equation
129,525.75 : 305,322.75 = 305,322.75 : x - Step 2: Convert to fraction form
129,525.75/305,322.75 = 305,322.75/x - Step 3: Cross multiply
129,525.75x = 305,322.75 × 305,322.75 - Step 4: Simplify right side
129,525.75x = 93,221,981,667.56 - Step 5: Solve for x
x = 93,221,981,667.56/129,525.75 - Step 6: Final answer
x = 719,717.75
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These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.