Finding the Fourth Proportional to 192,049.62, 264,831.84 and 127,496.13
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Solution
The fourth proportional to 192,049.62, 264,831.84 and 127,496.13 is: 175,814.12
Step by Step Solution
- Step 1: Write the proportion equation
192,049.62 : 264,831.84 = 127,496.13 : x - Step 2: Convert to fraction form
192,049.62/264,831.84 = 127,496.13/x - Step 3: Cross multiply
192,049.62x = 264,831.84 × 127,496.13 - Step 4: Simplify right side
192,049.62x = 33,765,034,700.78 - Step 5: Solve for x
x = 33,765,034,700.78/192,049.62 - Step 6: Final answer
x = 175,814.12
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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.