Finding the Fourth Proportional to 201,816.20, 302,724.30 and 182,133.20
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Solution
The fourth proportional to 201,816.20, 302,724.30 and 182,133.20 is: 273,199.80
Step by Step Solution
- Step 1: Write the proportion equation
201,816.20 : 302,724.30 = 182,133.20 : x - Step 2: Convert to fraction form
201,816.20/302,724.30 = 182,133.20/x - Step 3: Cross multiply
201,816.20x = 302,724.30 × 182,133.20 - Step 4: Simplify right side
201,816.20x = 55,136,145,476.76 - Step 5: Solve for x
x = 55,136,145,476.76/201,816.20 - Step 6: Final answer
x = 273,199.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.