Finding the Fourth Proportional to 342,170.06, 472,175.60 and 189,198.99
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Solution
The fourth proportional to 342,170.06, 472,175.60 and 189,198.99 is: 261,084.06
Step by Step Solution
- Step 1: Write the proportion equation
342,170.06 : 472,175.60 = 189,198.99 : x - Step 2: Convert to fraction form
342,170.06/472,175.60 = 189,198.99/x - Step 3: Cross multiply
342,170.06x = 472,175.60 × 189,198.99 - Step 4: Simplify right side
342,170.06x = 89,335,145,676.65 - Step 5: Solve for x
x = 89,335,145,676.65/342,170.06 - Step 6: Final answer
x = 261,084.06
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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.