Finding the Fourth Proportional to 196,292.09, 294,217.41 and 99,958.99
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Solution
The fourth proportional to 196,292.09, 294,217.41 and 99,958.99 is: 149,826.08
Step by Step Solution
- Step 1: Write the proportion equation
196,292.09 : 294,217.41 = 99,958.99 : x - Step 2: Convert to fraction form
196,292.09/294,217.41 = 99,958.99/x - Step 3: Cross multiply
196,292.09x = 294,217.41 × 99,958.99 - Step 4: Simplify right side
196,292.09x = 29,409,675,144.02 - Step 5: Solve for x
x = 29,409,675,144.02/196,292.09 - Step 6: Final answer
x = 149,826.08
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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.