Finding the Fourth Proportional to 135,093.40, 202,640.10 and 41,627.80
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Solution
The fourth proportional to 135,093.40, 202,640.10 and 41,627.80 is: 62,441.70
Step by Step Solution
- Step 1: Write the proportion equation
135,093.40 : 202,640.10 = 41,627.80 : x - Step 2: Convert to fraction form
135,093.40/202,640.10 = 41,627.80/x - Step 3: Cross multiply
135,093.40x = 202,640.10 × 41,627.80 - Step 4: Simplify right side
135,093.40x = 8,435,461,554.78 - Step 5: Solve for x
x = 8,435,461,554.78/135,093.40 - Step 6: Final answer
x = 62,441.70
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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.