Finding the Fourth Proportional to 125,920.97, 188,881.44 and 41,658.44
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Solution
The fourth proportional to 125,920.97, 188,881.44 and 41,658.44 is: 62,487.65
Step by Step Solution
- Step 1: Write the proportion equation
125,920.97 : 188,881.44 = 41,658.44 : x - Step 2: Convert to fraction form
125,920.97/188,881.44 = 41,658.44/x - Step 3: Cross multiply
125,920.97x = 188,881.44 × 41,658.44 - Step 4: Simplify right side
125,920.97x = 7,868,505,190.95 - Step 5: Solve for x
x = 7,868,505,190.95/125,920.97 - Step 6: Final answer
x = 62,487.65
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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.