Finding the Fourth Proportional to 135,052.11, 202,589.64 and 35,212.32
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Solution
The fourth proportional to 135,052.11, 202,589.64 and 35,212.32 is: 52,821.47
Step by Step Solution
- Step 1: Write the proportion equation
135,052.11 : 202,589.64 = 35,212.32 : x - Step 2: Convert to fraction form
135,052.11/202,589.64 = 35,212.32/x - Step 3: Cross multiply
135,052.11x = 202,589.64 × 35,212.32 - Step 4: Simplify right side
135,052.11x = 7,133,651,232.36 - Step 5: Solve for x
x = 7,133,651,232.36/135,052.11 - Step 6: Final answer
x = 52,821.47
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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.