Finding the Fourth Proportional to 100,048.41, 150,072.84 and 40,884.08
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Solution
The fourth proportional to 100,048.41, 150,072.84 and 40,884.08 is: 61,326.20
Step by Step Solution
- Step 1: Write the proportion equation
100,048.41 : 150,072.84 = 40,884.08 : x - Step 2: Convert to fraction form
100,048.41/150,072.84 = 40,884.08/x - Step 3: Cross multiply
100,048.41x = 150,072.84 × 40,884.08 - Step 4: Simplify right side
100,048.41x = 6,135,589,246.02 - Step 5: Solve for x
x = 6,135,589,246.02/100,048.41 - Step 6: Final answer
x = 61,326.20
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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.