Finding the Fourth Proportional to 222,891.21, 334,332.99 and 89,768.07
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Solution
The fourth proportional to 222,891.21, 334,332.99 and 89,768.07 is: 134,650.56
Step by Step Solution
- Step 1: Write the proportion equation
222,891.21 : 334,332.99 = 89,768.07 : x - Step 2: Convert to fraction form
222,891.21/334,332.99 = 89,768.07/x - Step 3: Cross multiply
222,891.21x = 334,332.99 × 89,768.07 - Step 4: Simplify right side
222,891.21x = 30,012,427,249.63 - Step 5: Solve for x
x = 30,012,427,249.63/222,891.21 - Step 6: Final answer
x = 134,650.56
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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.