Finding the Fourth Proportional to 191,042.53, 263,556.91 and 119,297.99
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Solution
The fourth proportional to 191,042.53, 263,556.91 and 119,297.99 is: 164,580.16
Step by Step Solution
- Step 1: Write the proportion equation
191,042.53 : 263,556.91 = 119,297.99 : x - Step 2: Convert to fraction form
191,042.53/263,556.91 = 119,297.99/x - Step 3: Cross multiply
191,042.53x = 263,556.91 × 119,297.99 - Step 4: Simplify right side
191,042.53x = 31,441,809,613.61 - Step 5: Solve for x
x = 31,441,809,613.61/191,042.53 - Step 6: Final answer
x = 164,580.16
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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.