Finding the Fourth Proportional to 111,603.99, 167,405.99 and 49,262.07
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Solution
The fourth proportional to 111,603.99, 167,405.99 and 49,262.07 is: 73,893.11
Step by Step Solution
- Step 1: Write the proportion equation
111,603.99 : 167,405.99 = 49,262.07 : x - Step 2: Convert to fraction form
111,603.99/167,405.99 = 49,262.07/x - Step 3: Cross multiply
111,603.99x = 167,405.99 × 49,262.07 - Step 4: Simplify right side
111,603.99x = 8,246,765,351.49 - Step 5: Solve for x
x = 8,246,765,351.49/111,603.99 - Step 6: Final answer
x = 73,893.11
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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.