Finding the Fourth Proportional to 111,578.31, 167,378.00 and 36,699.08
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Solution
The fourth proportional to 111,578.31, 167,378.00 and 36,699.08 is: 55,052.08
Step by Step Solution
- Step 1: Write the proportion equation
111,578.31 : 167,378.00 = 36,699.08 : x - Step 2: Convert to fraction form
111,578.31/167,378.00 = 36,699.08/x - Step 3: Cross multiply
111,578.31x = 167,378.00 × 36,699.08 - Step 4: Simplify right side
111,578.31x = 6,142,617,591.85 - Step 5: Solve for x
x = 6,142,617,591.85/111,578.31 - Step 6: Final answer
x = 55,052.08
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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.