Finding the Fourth Proportional to 201,405.76, 302,133.26 and 68,324.09
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Solution
The fourth proportional to 201,405.76, 302,133.26 and 68,324.09 is: 102,494.48
Step by Step Solution
- Step 1: Write the proportion equation
201,405.76 : 302,133.26 = 68,324.09 : x - Step 2: Convert to fraction form
201,405.76/302,133.26 = 68,324.09/x - Step 3: Cross multiply
201,405.76x = 302,133.26 × 68,324.09 - Step 4: Simplify right side
201,405.76x = 20,642,978,951.28 - Step 5: Solve for x
x = 20,642,978,951.28/201,405.76 - Step 6: Final answer
x = 102,494.48
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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.