Finding the Fourth Proportional to 248,413.93, 342,812.51 and 135,237.49
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Solution
The fourth proportional to 248,413.93, 342,812.51 and 135,237.49 is: 186,628.43
Step by Step Solution
- Step 1: Write the proportion equation
248,413.93 : 342,812.51 = 135,237.49 : x - Step 2: Convert to fraction form
248,413.93/342,812.51 = 135,237.49/x - Step 3: Cross multiply
248,413.93x = 342,812.51 × 135,237.49 - Step 4: Simplify right side
248,413.93x = 46,361,102,017.03 - Step 5: Solve for x
x = 46,361,102,017.03/248,413.93 - Step 6: Final answer
x = 186,628.43
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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.