Finding the Fourth Proportional to 121,634.44, 182,329.62 and 50,460.28
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Solution
The fourth proportional to 121,634.44, 182,329.62 and 50,460.28 is: 75,639.79
Step by Step Solution
- Step 1: Write the proportion equation
121,634.44 : 182,329.62 = 50,460.28 : x - Step 2: Convert to fraction form
121,634.44/182,329.62 = 50,460.28/x - Step 3: Cross multiply
121,634.44x = 182,329.62 × 50,460.28 - Step 4: Simplify right side
121,634.44x = 9,200,403,677.49 - Step 5: Solve for x
x = 9,200,403,677.49/121,634.44 - Step 6: Final answer
x = 75,639.79
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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.