Finding the Fourth Proportional to 206,831.14, 310,170.09 and 73,676.02
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Solution
The fourth proportional to 206,831.14, 310,170.09 and 73,676.02 is: 110,486.74
Step by Step Solution
- Step 1: Write the proportion equation
206,831.14 : 310,170.09 = 73,676.02 : x - Step 2: Convert to fraction form
206,831.14/310,170.09 = 73,676.02/x - Step 3: Cross multiply
206,831.14x = 310,170.09 × 73,676.02 - Step 4: Simplify right side
206,831.14x = 22,852,097,754.24 - Step 5: Solve for x
x = 22,852,097,754.24/206,831.14 - Step 6: Final answer
x = 110,486.74
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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.