Finding the Fourth Proportional to 186,273.76, 279,413.21 and 53,153.98
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Solution
The fourth proportional to 186,273.76, 279,413.21 and 53,153.98 is: 79,731.69
Step by Step Solution
- Step 1: Write the proportion equation
186,273.76 : 279,413.21 = 53,153.98 : x - Step 2: Convert to fraction form
186,273.76/279,413.21 = 53,153.98/x - Step 3: Cross multiply
186,273.76x = 279,413.21 × 53,153.98 - Step 4: Simplify right side
186,273.76x = 14,851,922,513.24 - Step 5: Solve for x
x = 14,851,922,513.24/186,273.76 - Step 6: Final answer
x = 79,731.69
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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.