Finding the Fourth Proportional to 202,651.24, 303,930.63 and 76,304.80
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Solution
The fourth proportional to 202,651.24, 303,930.63 and 76,304.80 is: 114,439.79
Step by Step Solution
- Step 1: Write the proportion equation
202,651.24 : 303,930.63 = 76,304.80 : x - Step 2: Convert to fraction form
202,651.24/303,930.63 = 76,304.80/x - Step 3: Cross multiply
202,651.24x = 303,930.63 × 76,304.80 - Step 4: Simplify right side
202,651.24x = 23,191,365,936.02 - Step 5: Solve for x
x = 23,191,365,936.02/202,651.24 - Step 6: Final answer
x = 114,439.79
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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.