Finding the Fourth Proportional to 272,151.95, 408,413.68 and 94,657.19
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Solution
The fourth proportional to 272,151.95, 408,413.68 and 94,657.19 is: 142,050.39
Step by Step Solution
- Step 1: Write the proportion equation
272,151.95 : 408,413.68 = 94,657.19 : x - Step 2: Convert to fraction form
272,151.95/408,413.68 = 94,657.19/x - Step 3: Cross multiply
272,151.95x = 408,413.68 × 94,657.19 - Step 4: Simplify right side
272,151.95x = 38,659,289,027.65 - Step 5: Solve for x
x = 38,659,289,027.65/272,151.95 - Step 6: Final answer
x = 142,050.39
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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.