Finding the Fourth Proportional to 111,232.30, 166,866.63 and 36,330.70
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Solution
The fourth proportional to 111,232.30, 166,866.63 and 36,330.70 is: 54,501.99
Step by Step Solution
- Step 1: Write the proportion equation
111,232.30 : 166,866.63 = 36,330.70 : x - Step 2: Convert to fraction form
111,232.30/166,866.63 = 36,330.70/x - Step 3: Cross multiply
111,232.30x = 166,866.63 × 36,330.70 - Step 4: Simplify right side
111,232.30x = 6,062,381,474.54 - Step 5: Solve for x
x = 6,062,381,474.54/111,232.30 - Step 6: Final answer
x = 54,501.99
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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.