Finding the Fourth Proportional to 119,087.70, 178,647.93 and 44,201.49
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Solution
The fourth proportional to 119,087.70, 178,647.93 and 44,201.49 is: 66,308.31
Step by Step Solution
- Step 1: Write the proportion equation
119,087.70 : 178,647.93 = 44,201.49 : x - Step 2: Convert to fraction form
119,087.70/178,647.93 = 44,201.49/x - Step 3: Cross multiply
119,087.70x = 178,647.93 × 44,201.49 - Step 4: Simplify right side
119,087.70x = 7,896,504,691.42 - Step 5: Solve for x
x = 7,896,504,691.42/119,087.70 - Step 6: Final answer
x = 66,308.31
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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.