Finding the Fourth Proportional to 192,952.26, 289,273.84 and 91,699.49
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Solution
The fourth proportional to 192,952.26, 289,273.84 and 91,699.49 is: 137,475.79
Step by Step Solution
- Step 1: Write the proportion equation
192,952.26 : 289,273.84 = 91,699.49 : x - Step 2: Convert to fraction form
192,952.26/289,273.84 = 91,699.49/x - Step 3: Cross multiply
192,952.26x = 289,273.84 × 91,699.49 - Step 4: Simplify right side
192,952.26x = 26,526,263,360.23 - Step 5: Solve for x
x = 26,526,263,360.23/192,952.26 - Step 6: Final answer
x = 137,475.79
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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.