Finding the Fourth Proportional to 111,715.36, 167,473.40 and 41,546.68
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Solution
The fourth proportional to 111,715.36, 167,473.40 and 41,546.68 is: 62,282.96
Step by Step Solution
- Step 1: Write the proportion equation
111,715.36 : 167,473.40 = 41,546.68 : x - Step 2: Convert to fraction form
111,715.36/167,473.40 = 41,546.68/x - Step 3: Cross multiply
111,715.36x = 167,473.40 × 41,546.68 - Step 4: Simplify right side
111,715.36x = 6,957,963,758.31 - Step 5: Solve for x
x = 6,957,963,758.31/111,715.36 - Step 6: Final answer
x = 62,282.96
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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.