Finding the Fourth Proportional to 73,413.74, 101,330.97 and 43,208.75
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Solution
The fourth proportional to 73,413.74, 101,330.97 and 43,208.75 is: 59,639.85
Step by Step Solution
- Step 1: Write the proportion equation
73,413.74 : 101,330.97 = 43,208.75 : x - Step 2: Convert to fraction form
73,413.74/101,330.97 = 43,208.75/x - Step 3: Cross multiply
73,413.74x = 101,330.97 × 43,208.75 - Step 4: Simplify right side
73,413.74x = 4,378,384,549.99 - Step 5: Solve for x
x = 4,378,384,549.99/73,413.74 - Step 6: Final answer
x = 59,639.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.