Finding the Fourth Proportional to 192,907.20, 266,202.24 and 106,861.44
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Solution
The fourth proportional to 192,907.20, 266,202.24 and 106,861.44 is: 147,463.42
Step by Step Solution
- Step 1: Write the proportion equation
192,907.20 : 266,202.24 = 106,861.44 : x - Step 2: Convert to fraction form
192,907.20/266,202.24 = 106,861.44/x - Step 3: Cross multiply
192,907.20x = 266,202.24 × 106,861.44 - Step 4: Simplify right side
192,907.20x = 28,446,754,697.63 - Step 5: Solve for x
x = 28,446,754,697.63/192,907.20 - Step 6: Final answer
x = 147,463.42
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1.5x scale
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.