Finding the Fourth Proportional to 213,780.43, 294,888.43 and 141,183.99
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Solution
The fourth proportional to 213,780.43, 294,888.43 and 141,183.99 is: 194,749.00
Step by Step Solution
- Step 1: Write the proportion equation
213,780.43 : 294,888.43 = 141,183.99 : x - Step 2: Convert to fraction form
213,780.43/294,888.43 = 141,183.99/x - Step 3: Cross multiply
213,780.43x = 294,888.43 × 141,183.99 - Step 4: Simplify right side
213,780.43x = 41,633,525,152.24 - Step 5: Solve for x
x = 41,633,525,152.24/213,780.43 - Step 6: Final answer
x = 194,749.00
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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.