Finding the Fourth Proportional to 202,134.40, 303,201.60 and 96,899.20
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Solution
The fourth proportional to 202,134.40, 303,201.60 and 96,899.20 is: 145,348.80
Step by Step Solution
- Step 1: Write the proportion equation
202,134.40 : 303,201.60 = 96,899.20 : x - Step 2: Convert to fraction form
202,134.40/303,201.60 = 96,899.20/x - Step 3: Cross multiply
202,134.40x = 303,201.60 × 96,899.20 - Step 4: Simplify right side
202,134.40x = 29,379,992,478.72 - Step 5: Solve for x
x = 29,379,992,478.72/202,134.40 - Step 6: Final answer
x = 145,348.80
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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.