Finding the Fourth Proportional to 201,711.67, 302,480.01 and 68,556.17
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Solution
The fourth proportional to 201,711.67, 302,480.01 and 68,556.17 is: 102,804.52
Step by Step Solution
- Step 1: Write the proportion equation
201,711.67 : 302,480.01 = 68,556.17 : x - Step 2: Convert to fraction form
201,711.67/302,480.01 = 68,556.17/x - Step 3: Cross multiply
201,711.67x = 302,480.01 × 68,556.17 - Step 4: Simplify right side
201,711.67x = 20,736,870,987.16 - Step 5: Solve for x
x = 20,736,870,987.16/201,711.67 - Step 6: Final answer
x = 102,804.52
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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.