Finding the Fourth Proportional to 75,706.23, 113,563.60 and 33,576.41
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Solution
The fourth proportional to 75,706.23, 113,563.60 and 33,576.41 is: 50,366.50
Step by Step Solution
- Step 1: Write the proportion equation
75,706.23 : 113,563.60 = 33,576.41 : x - Step 2: Convert to fraction form
75,706.23/113,563.60 = 33,576.41/x - Step 3: Cross multiply
75,706.23x = 113,563.60 × 33,576.41 - Step 4: Simplify right side
75,706.23x = 3,813,057,994.68 - Step 5: Solve for x
x = 3,813,057,994.68/75,706.23 - Step 6: Final answer
x = 50,366.50
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1.5x scale
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.