Finding the Fourth Proportional to 207,035.09, 310,618.26 and 73,912.40
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Solution
The fourth proportional to 207,035.09, 310,618.26 and 73,912.40 is: 110,892.03
Step by Step Solution
- Step 1: Write the proportion equation
207,035.09 : 310,618.26 = 73,912.40 : x - Step 2: Convert to fraction form
207,035.09/310,618.26 = 73,912.40/x - Step 3: Cross multiply
207,035.09x = 310,618.26 × 73,912.40 - Step 4: Simplify right side
207,035.09x = 22,958,541,080.42 - Step 5: Solve for x
x = 22,958,541,080.42/207,035.09 - Step 6: Final answer
x = 110,892.03
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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.