Finding the Fourth Proportional to 208,244.73, 312,367.08 and 50,473.19
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Solution
The fourth proportional to 208,244.73, 312,367.08 and 50,473.19 is: 75,709.77
Step by Step Solution
- Step 1: Write the proportion equation
208,244.73 : 312,367.08 = 50,473.19 : x - Step 2: Convert to fraction form
208,244.73/312,367.08 = 50,473.19/x - Step 3: Cross multiply
208,244.73x = 312,367.08 × 50,473.19 - Step 4: Simplify right side
208,244.73x = 15,766,161,416.75 - Step 5: Solve for x
x = 15,766,161,416.75/208,244.73 - Step 6: Final answer
x = 75,709.77
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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.