Finding the Fourth Proportional to 97,413.15, 146,121.17 and 27,288.03
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Solution
The fourth proportional to 97,413.15, 146,121.17 and 27,288.03 is: 40,932.45
Step by Step Solution
- Step 1: Write the proportion equation
97,413.15 : 146,121.17 = 27,288.03 : x - Step 2: Convert to fraction form
97,413.15/146,121.17 = 27,288.03/x - Step 3: Cross multiply
97,413.15x = 146,121.17 × 27,288.03 - Step 4: Simplify right side
97,413.15x = 3,987,358,870.60 - Step 5: Solve for x
x = 3,987,358,870.60/97,413.15 - Step 6: Final answer
x = 40,932.45
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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.