Finding the Fourth Proportional to 118,195.24, 177,010.94 and 68,170.68
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Solution
The fourth proportional to 118,195.24, 177,010.94 and 68,170.68 is: 102,093.42
Step by Step Solution
- Step 1: Write the proportion equation
118,195.24 : 177,010.94 = 68,170.68 : x - Step 2: Convert to fraction form
118,195.24/177,010.94 = 68,170.68/x - Step 3: Cross multiply
118,195.24x = 177,010.94 × 68,170.68 - Step 4: Simplify right side
118,195.24x = 12,066,956,147.24 - Step 5: Solve for x
x = 12,066,956,147.24/118,195.24 - Step 6: Final answer
x = 102,093.42
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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.