Finding the Fourth Proportional to 196,831.88, 295,174.76 and 154,794.08
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Solution
The fourth proportional to 196,831.88, 295,174.76 and 154,794.08 is: 232,133.66
Step by Step Solution
- Step 1: Write the proportion equation
196,831.88 : 295,174.76 = 154,794.08 : x - Step 2: Convert to fraction form
196,831.88/295,174.76 = 154,794.08/x - Step 3: Cross multiply
196,831.88x = 295,174.76 × 154,794.08 - Step 4: Simplify right side
196,831.88x = 45,691,305,413.42 - Step 5: Solve for x
x = 45,691,305,413.42/196,831.88 - Step 6: Final answer
x = 232,133.66
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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.