Finding the Fourth Proportional to 201,355.65, 302,012.69 and 68,232.44
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Solution
The fourth proportional to 201,355.65, 302,012.69 and 68,232.44 is: 102,341.62
Step by Step Solution
- Step 1: Write the proportion equation
201,355.65 : 302,012.69 = 68,232.44 : x - Step 2: Convert to fraction form
201,355.65/302,012.69 = 68,232.44/x - Step 3: Cross multiply
201,355.65x = 302,012.69 × 68,232.44 - Step 4: Simplify right side
201,355.65x = 20,607,063,163.53 - Step 5: Solve for x
x = 20,607,063,163.53/201,355.65 - Step 6: Final answer
x = 102,341.62
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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.