Finding the Fourth Proportional to 214,324.30, 295,785.64 and 118,861.75
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Solution
The fourth proportional to 214,324.30, 295,785.64 and 118,861.75 is: 164,039.26
Step by Step Solution
- Step 1: Write the proportion equation
214,324.30 : 295,785.64 = 118,861.75 : x - Step 2: Convert to fraction form
214,324.30/295,785.64 = 118,861.75/x - Step 3: Cross multiply
214,324.30x = 295,785.64 × 118,861.75 - Step 4: Simplify right side
214,324.30x = 35,157,598,795.27 - Step 5: Solve for x
x = 35,157,598,795.27/214,324.30 - Step 6: Final answer
x = 164,039.26
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.