Finding the Third Proportional to 129,534.88 and 280,136.75
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Solution
The third proportional to 129,534.88 and 280,136.75 is: 605,833.75
Step by Step Solution
- Step 1: Write the proportion equation
129,534.88 : 280,136.75 = 280,136.75 : x - Step 2: Convert to fraction form
129,534.88/280,136.75 = 280,136.75/x - Step 3: Cross multiply
129,534.88x = 280,136.75 × 280,136.75 - Step 4: Simplify right side
129,534.88x = 78,476,598,700.56 - Step 5: Solve for x
x = 78,476,598,700.56/129,534.88 - Step 6: Final answer
x = 605,833.75
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.