Finding the Fourth Proportional to 111,427.11, 167,189.94 and 44,996.99
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Solution
The fourth proportional to 111,427.11, 167,189.94 and 44,996.99 is: 67,515.38
Step by Step Solution
- Step 1: Write the proportion equation
111,427.11 : 167,189.94 = 44,996.99 : x - Step 2: Convert to fraction form
111,427.11/167,189.94 = 44,996.99/x - Step 3: Cross multiply
111,427.11x = 167,189.94 × 44,996.99 - Step 4: Simplify right side
111,427.11x = 7,523,043,222.33 - Step 5: Solve for x
x = 7,523,043,222.33/111,427.11 - Step 6: Final answer
x = 67,515.38
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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.