Finding the Fourth Proportional to 188,193.36, 259,756.62 and 116,532.66
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Solution
The fourth proportional to 188,193.36, 259,756.62 and 116,532.66 is: 160,845.90
Step by Step Solution
- Step 1: Write the proportion equation
188,193.36 : 259,756.62 = 116,532.66 : x - Step 2: Convert to fraction form
188,193.36/259,756.62 = 116,532.66/x - Step 3: Cross multiply
188,193.36x = 259,756.62 × 116,532.66 - Step 4: Simplify right side
188,193.36x = 30,270,129,881.21 - Step 5: Solve for x
x = 30,270,129,881.21/188,193.36 - Step 6: Final answer
x = 160,845.90
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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.