Finding the Fourth Proportional to 125,456.66, 188,145.34 and 41,202.94
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Solution
The fourth proportional to 125,456.66, 188,145.34 and 41,202.94 is: 61,791.39
Step by Step Solution
- Step 1: Write the proportion equation
125,456.66 : 188,145.34 = 41,202.94 : x - Step 2: Convert to fraction form
125,456.66/188,145.34 = 41,202.94/x - Step 3: Cross multiply
125,456.66x = 188,145.34 × 41,202.94 - Step 4: Simplify right side
125,456.66x = 7,752,141,519.24 - Step 5: Solve for x
x = 7,752,141,519.24/125,456.66 - Step 6: Final answer
x = 61,791.39
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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.