Finding the Fourth Proportional to 250,396.26, 375,611.70 and 100,636.68
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Solution
The fourth proportional to 250,396.26, 375,611.70 and 100,636.68 is: 150,961.98
Step by Step Solution
- Step 1: Write the proportion equation
250,396.26 : 375,611.70 = 100,636.68 : x - Step 2: Convert to fraction form
250,396.26/375,611.70 = 100,636.68/x - Step 3: Cross multiply
250,396.26x = 375,611.70 × 100,636.68 - Step 4: Simplify right side
250,396.26x = 37,800,314,457.16 - Step 5: Solve for x
x = 37,800,314,457.16/250,396.26 - Step 6: Final answer
x = 150,961.98
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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.