Finding the Fourth Proportional to 190,831.08, 263,349.48 and 104,794.52
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Solution
The fourth proportional to 190,831.08, 263,349.48 and 104,794.52 is: 144,617.86
Step by Step Solution
- Step 1: Write the proportion equation
190,831.08 : 263,349.48 = 104,794.52 : x - Step 2: Convert to fraction form
190,831.08/263,349.48 = 104,794.52/x - Step 3: Cross multiply
190,831.08x = 263,349.48 × 104,794.52 - Step 4: Simplify right side
190,831.08x = 27,597,582,348.85 - Step 5: Solve for x
x = 27,597,582,348.85/190,831.08 - Step 6: Final answer
x = 144,617.86
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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.