Finding the Fourth Proportional to 192,383.10, 288,720.45 and 125,801.10
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Solution
The fourth proportional to 192,383.10, 288,720.45 and 125,801.10 is: 188,796.99
Step by Step Solution
- Step 1: Write the proportion equation
192,383.10 : 288,720.45 = 125,801.10 : x - Step 2: Convert to fraction form
192,383.10/288,720.45 = 125,801.10/x - Step 3: Cross multiply
192,383.10x = 288,720.45 × 125,801.10 - Step 4: Simplify right side
192,383.10x = 36,321,350,202.50 - Step 5: Solve for x
x = 36,321,350,202.50/192,383.10 - Step 6: Final answer
x = 188,796.99
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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.