Finding the Fourth Proportional to 75,194.24, 103,768.07 and 41,202.45
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Solution
The fourth proportional to 75,194.24, 103,768.07 and 41,202.45 is: 56,859.39
Step by Step Solution
- Step 1: Write the proportion equation
75,194.24 : 103,768.07 = 41,202.45 : x - Step 2: Convert to fraction form
75,194.24/103,768.07 = 41,202.45/x - Step 3: Cross multiply
75,194.24x = 103,768.07 × 41,202.45 - Step 4: Simplify right side
75,194.24x = 4,275,498,196.93 - Step 5: Solve for x
x = 4,275,498,196.93/75,194.24 - Step 6: Final answer
x = 56,859.39
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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.