Finding the Fourth Proportional to 192,189.26, 288,291.18 and 51,947.94
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Solution
The fourth proportional to 192,189.26, 288,291.18 and 51,947.94 is: 77,923.88
Step by Step Solution
- Step 1: Write the proportion equation
192,189.26 : 288,291.18 = 51,947.94 : x - Step 2: Convert to fraction form
192,189.26/288,291.18 = 51,947.94/x - Step 3: Cross multiply
192,189.26x = 288,291.18 × 51,947.94 - Step 4: Simplify right side
192,189.26x = 14,976,132,921.17 - Step 5: Solve for x
x = 14,976,132,921.17/192,189.26 - Step 6: Final answer
x = 77,923.88
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1.5x scale
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.