Finding the Fourth Proportional to 223,107.42, 334,794.11 and 80,963.80
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Solution
The fourth proportional to 223,107.42, 334,794.11 and 80,963.80 is: 121,493.95
Step by Step Solution
- Step 1: Write the proportion equation
223,107.42 : 334,794.11 = 80,963.80 : x - Step 2: Convert to fraction form
223,107.42/334,794.11 = 80,963.80/x - Step 3: Cross multiply
223,107.42x = 334,794.11 × 80,963.80 - Step 4: Simplify right side
223,107.42x = 27,106,202,121.41 - Step 5: Solve for x
x = 27,106,202,121.41/223,107.42 - Step 6: Final answer
x = 121,493.95
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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.