Finding the Fourth Proportional to 181,817.06, 250,907.49 and 106,380.14
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Solution
The fourth proportional to 181,817.06, 250,907.49 and 106,380.14 is: 146,804.56
Step by Step Solution
- Step 1: Write the proportion equation
181,817.06 : 250,907.49 = 106,380.14 : x - Step 2: Convert to fraction form
181,817.06/250,907.49 = 106,380.14/x - Step 3: Cross multiply
181,817.06x = 250,907.49 × 106,380.14 - Step 4: Simplify right side
181,817.06x = 26,691,573,913.25 - Step 5: Solve for x
x = 26,691,573,913.25/181,817.06 - Step 6: Final answer
x = 146,804.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.