Finding the Fourth Proportional to 213,193.26, 294,220.89 and 141,449.94
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Solution
The fourth proportional to 213,193.26, 294,220.89 and 141,449.94 is: 195,210.33
Step by Step Solution
- Step 1: Write the proportion equation
213,193.26 : 294,220.89 = 141,449.94 : x - Step 2: Convert to fraction form
213,193.26/294,220.89 = 141,449.94/x - Step 3: Cross multiply
213,193.26x = 294,220.89 × 141,449.94 - Step 4: Simplify right side
213,193.26x = 41,617,527,237.25 - Step 5: Solve for x
x = 41,617,527,237.25/213,193.26 - Step 6: Final answer
x = 195,210.33
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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.