Finding the Fourth Proportional to 170,844.06, 256,120.24 and 120,766.62
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Solution
The fourth proportional to 170,844.06, 256,120.24 and 120,766.62 is: 181,046.83
Step by Step Solution
- Step 1: Write the proportion equation
170,844.06 : 256,120.24 = 120,766.62 : x - Step 2: Convert to fraction form
170,844.06/256,120.24 = 120,766.62/x - Step 3: Cross multiply
170,844.06x = 256,120.24 × 120,766.62 - Step 4: Simplify right side
170,844.06x = 30,930,775,698.39 - Step 5: Solve for x
x = 30,930,775,698.39/170,844.06 - Step 6: Final answer
x = 181,046.83
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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.