Finding the Fourth Proportional to 67,235.09, 100,832.58 and 22,851.75
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Solution
The fourth proportional to 67,235.09, 100,832.58 and 22,851.75 is: 34,270.81
Step by Step Solution
- Step 1: Write the proportion equation
67,235.09 : 100,832.58 = 22,851.75 : x - Step 2: Convert to fraction form
67,235.09/100,832.58 = 22,851.75/x - Step 3: Cross multiply
67,235.09x = 100,832.58 × 22,851.75 - Step 4: Simplify right side
67,235.09x = 2,304,200,910.02 - Step 5: Solve for x
x = 2,304,200,910.02/67,235.09 - Step 6: Final answer
x = 34,270.81
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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.