Finding the Fourth Proportional to 73,831.70, 110,747.79 and 29,469.62
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Solution
The fourth proportional to 73,831.70, 110,747.79 and 29,469.62 is: 44,204.53
Step by Step Solution
- Step 1: Write the proportion equation
73,831.70 : 110,747.79 = 29,469.62 : x - Step 2: Convert to fraction form
73,831.70/110,747.79 = 29,469.62/x - Step 3: Cross multiply
73,831.70x = 110,747.79 × 29,469.62 - Step 4: Simplify right side
73,831.70x = 3,263,695,287.14 - Step 5: Solve for x
x = 3,263,695,287.14/73,831.70 - Step 6: Final answer
x = 44,204.53
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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.