Finding the Fourth Proportional to 148,778.92, 223,201.20 and 48,935.08
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Solution
The fourth proportional to 148,778.92, 223,201.20 and 48,935.08 is: 73,413.41
Step by Step Solution
- Step 1: Write the proportion equation
148,778.92 : 223,201.20 = 48,935.08 : x - Step 2: Convert to fraction form
148,778.92/223,201.20 = 48,935.08/x - Step 3: Cross multiply
148,778.92x = 223,201.20 × 48,935.08 - Step 4: Simplify right side
148,778.92x = 10,922,368,578.10 - Step 5: Solve for x
x = 10,922,368,578.10/148,778.92 - Step 6: Final answer
x = 73,413.41
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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.