Finding the Fourth Proportional to 94,575.69, 141,847.92 and 38,413.53
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Solution
The fourth proportional to 94,575.69, 141,847.92 and 38,413.53 is: 57,613.95
Step by Step Solution
- Step 1: Write the proportion equation
94,575.69 : 141,847.92 = 38,413.53 : x - Step 2: Convert to fraction form
94,575.69/141,847.92 = 38,413.53/x - Step 3: Cross multiply
94,575.69x = 141,847.92 × 38,413.53 - Step 4: Simplify right side
94,575.69x = 5,448,879,330.36 - Step 5: Solve for x
x = 5,448,879,330.36/94,575.69 - Step 6: Final answer
x = 57,613.95
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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.