Finding the Fourth Proportional to 235,007.75, 324,311.10 and 134,405.75
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Solution
The fourth proportional to 235,007.75, 324,311.10 and 134,405.75 is: 185,480.17
Step by Step Solution
- Step 1: Write the proportion equation
235,007.75 : 324,311.10 = 134,405.75 : x - Step 2: Convert to fraction form
235,007.75/324,311.10 = 134,405.75/x - Step 3: Cross multiply
235,007.75x = 324,311.10 × 134,405.75 - Step 4: Simplify right side
235,007.75x = 43,589,276,628.83 - Step 5: Solve for x
x = 43,589,276,628.83/235,007.75 - Step 6: Final answer
x = 185,480.17
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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.