Finding the Fourth Proportional to 214,413.70, 295,871.52 and 118,920.10
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Solution
The fourth proportional to 214,413.70, 295,871.52 and 118,920.10 is: 164,098.99
Step by Step Solution
- Step 1: Write the proportion equation
214,413.70 : 295,871.52 = 118,920.10 : x - Step 2: Convert to fraction form
214,413.70/295,871.52 = 118,920.10/x - Step 3: Cross multiply
214,413.70x = 295,871.52 × 118,920.10 - Step 4: Simplify right side
214,413.70x = 35,185,070,745.55 - Step 5: Solve for x
x = 35,185,070,745.55/214,413.70 - Step 6: Final answer
x = 164,098.99
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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.