Finding the Fourth Proportional to 198,171.99, 297,256.95 and 48,413.13
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Solution
The fourth proportional to 198,171.99, 297,256.95 and 48,413.13 is: 72,619.44
Step by Step Solution
- Step 1: Write the proportion equation
198,171.99 : 297,256.95 = 48,413.13 : x - Step 2: Convert to fraction form
198,171.99/297,256.95 = 48,413.13/x - Step 3: Cross multiply
198,171.99x = 297,256.95 × 48,413.13 - Step 4: Simplify right side
198,171.99x = 14,391,139,363.75 - Step 5: Solve for x
x = 14,391,139,363.75/198,171.99 - Step 6: Final answer
x = 72,619.44
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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.