Finding the Fourth Proportional to 100,554.20, 150,849.80 and 33,089.99
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Solution
The fourth proportional to 100,554.20, 150,849.80 and 33,089.99 is: 49,641.07
Step by Step Solution
- Step 1: Write the proportion equation
100,554.20 : 150,849.80 = 33,089.99 : x - Step 2: Convert to fraction form
100,554.20/150,849.80 = 33,089.99/x - Step 3: Cross multiply
100,554.20x = 150,849.80 × 33,089.99 - Step 4: Simplify right side
100,554.20x = 4,991,617,453.80 - Step 5: Solve for x
x = 4,991,617,453.80/100,554.20 - Step 6: Final answer
x = 49,641.07
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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.