Finding the Fourth Proportional to 75,186.36, 103,757.13 and 41,197.02
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Solution
The fourth proportional to 75,186.36, 103,757.13 and 41,197.02 is: 56,851.86
Step by Step Solution
- Step 1: Write the proportion equation
75,186.36 : 103,757.13 = 41,197.02 : x - Step 2: Convert to fraction form
75,186.36/103,757.13 = 41,197.02/x - Step 3: Cross multiply
75,186.36x = 103,757.13 × 41,197.02 - Step 4: Simplify right side
75,186.36x = 4,274,484,559.75 - Step 5: Solve for x
x = 4,274,484,559.75/75,186.36 - Step 6: Final answer
x = 56,851.86
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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.