Finding the Fourth Proportional to 190,956.71, 263,520.99 and 104,922.65
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Solution
The fourth proportional to 190,956.71, 263,520.99 and 104,922.65 is: 144,793.66
Step by Step Solution
- Step 1: Write the proportion equation
190,956.71 : 263,520.99 = 104,922.65 : x - Step 2: Convert to fraction form
190,956.71/263,520.99 = 104,922.65/x - Step 3: Cross multiply
190,956.71x = 263,520.99 × 104,922.65 - Step 4: Simplify right side
190,956.71x = 27,649,321,260.23 - Step 5: Solve for x
x = 27,649,321,260.23/190,956.71 - Step 6: Final answer
x = 144,793.66
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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.