Finding the Fourth Proportional to 190,674.14, 263,065.14 and 108,943.75
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Solution
The fourth proportional to 190,674.14, 263,065.14 and 108,943.75 is: 150,305.14
Step by Step Solution
- Step 1: Write the proportion equation
190,674.14 : 263,065.14 = 108,943.75 : x - Step 2: Convert to fraction form
190,674.14/263,065.14 = 108,943.75/x - Step 3: Cross multiply
190,674.14x = 263,065.14 × 108,943.75 - Step 4: Simplify right side
190,674.14x = 28,659,302,845.88 - Step 5: Solve for x
x = 28,659,302,845.88/190,674.14 - Step 6: Final answer
x = 150,305.14
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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.