Finding the Fourth Proportional to 201,329.46, 302,007.78 and 68,164.26
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Solution
The fourth proportional to 201,329.46, 302,007.78 and 68,164.26 is: 102,250.99
Step by Step Solution
- Step 1: Write the proportion equation
201,329.46 : 302,007.78 = 68,164.26 : x - Step 2: Convert to fraction form
201,329.46/302,007.78 = 68,164.26/x - Step 3: Cross multiply
201,329.46x = 302,007.78 × 68,164.26 - Step 4: Simplify right side
201,329.46x = 20,586,136,837.94 - Step 5: Solve for x
x = 20,586,136,837.94/201,329.46 - Step 6: Final answer
x = 102,250.99
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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.