Finding the Fourth Proportional to 201,678.36, 302,704.66 and 101,908.62
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Solution
The fourth proportional to 201,678.36, 302,704.66 and 101,908.62 is: 152,957.48
Step by Step Solution
- Step 1: Write the proportion equation
201,678.36 : 302,704.66 = 101,908.62 : x - Step 2: Convert to fraction form
201,678.36/302,704.66 = 101,908.62/x - Step 3: Cross multiply
201,678.36x = 302,704.66 × 101,908.62 - Step 4: Simplify right side
201,678.36x = 30,848,214,084.84 - Step 5: Solve for x
x = 30,848,214,084.84/201,678.36 - Step 6: Final answer
x = 152,957.48
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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.