Finding the Fourth Proportional to 202,617.87, 303,926.97 and 52,857.99
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Solution
The fourth proportional to 202,617.87, 303,926.97 and 52,857.99 is: 79,287.03
Step by Step Solution
- Step 1: Write the proportion equation
202,617.87 : 303,926.97 = 52,857.99 : x - Step 2: Convert to fraction form
202,617.87/303,926.97 = 52,857.99/x - Step 3: Cross multiply
202,617.87x = 303,926.97 × 52,857.99 - Step 4: Simplify right side
202,617.87x = 16,064,968,740.99 - Step 5: Solve for x
x = 16,064,968,740.99/202,617.87 - Step 6: Final answer
x = 79,287.03
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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.