Finding the Fourth Proportional to 205,701.16, 283,839.24 and 115,052.44
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Solution
The fourth proportional to 205,701.16, 283,839.24 and 115,052.44 is: 158,756.50
Step by Step Solution
- Step 1: Write the proportion equation
205,701.16 : 283,839.24 = 115,052.44 : x - Step 2: Convert to fraction form
205,701.16/283,839.24 = 115,052.44/x - Step 3: Cross multiply
205,701.16x = 283,839.24 × 115,052.44 - Step 4: Simplify right side
205,701.16x = 32,656,397,129.75 - Step 5: Solve for x
x = 32,656,397,129.75/205,701.16 - Step 6: Final answer
x = 158,756.50
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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.