Finding the Fourth Proportional to 202,313.30, 303,469.95 and 135,785.30
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Solution
The fourth proportional to 202,313.30, 303,469.95 and 135,785.30 is: 203,677.95
Step by Step Solution
- Step 1: Write the proportion equation
202,313.30 : 303,469.95 = 135,785.30 : x - Step 2: Convert to fraction form
202,313.30/303,469.95 = 135,785.30/x - Step 3: Cross multiply
202,313.30x = 303,469.95 × 135,785.30 - Step 4: Simplify right side
202,313.30x = 41,206,758,201.74 - Step 5: Solve for x
x = 41,206,758,201.74/202,313.30 - Step 6: Final answer
x = 203,677.95
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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.