Finding the Fourth Proportional to 225,936.80, 338,907.60 and 68,166.62
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Solution
The fourth proportional to 225,936.80, 338,907.60 and 68,166.62 is: 102,250.65
Step by Step Solution
- Step 1: Write the proportion equation
225,936.80 : 338,907.60 = 68,166.62 : x - Step 2: Convert to fraction form
225,936.80/338,907.60 = 68,166.62/x - Step 3: Cross multiply
225,936.80x = 338,907.60 × 68,166.62 - Step 4: Simplify right side
225,936.80x = 23,102,185,584.31 - Step 5: Solve for x
x = 23,102,185,584.31/225,936.80 - Step 6: Final answer
x = 102,250.65
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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.