Finding the Fourth Proportional to 79,831.23, 110,160.88 and 44,021.07
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Solution
The fourth proportional to 79,831.23, 110,160.88 and 44,021.07 is: 60,745.65
Step by Step Solution
- Step 1: Write the proportion equation
79,831.23 : 110,160.88 = 44,021.07 : x - Step 2: Convert to fraction form
79,831.23/110,160.88 = 44,021.07/x - Step 3: Cross multiply
79,831.23x = 110,160.88 × 44,021.07 - Step 4: Simplify right side
79,831.23x = 4,849,399,589.64 - Step 5: Solve for x
x = 4,849,399,589.64/79,831.23 - Step 6: Final answer
x = 60,745.65
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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.