Finding the Fourth Proportional to 75,413.20, 113,133.69 and 24,815.06
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Solution
The fourth proportional to 75,413.20, 113,133.69 and 24,815.06 is: 37,227.17
Step by Step Solution
- Step 1: Write the proportion equation
75,413.20 : 113,133.69 = 24,815.06 : x - Step 2: Convert to fraction form
75,413.20/113,133.69 = 24,815.06/x - Step 3: Cross multiply
75,413.20x = 113,133.69 × 24,815.06 - Step 4: Simplify right side
75,413.20x = 2,807,419,588.21 - Step 5: Solve for x
x = 2,807,419,588.21/75,413.20 - Step 6: Final answer
x = 37,227.17
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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.