Finding the Fourth Proportional to 167,690.97, 231,412.41 and 95,107.68
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Solution
The fourth proportional to 167,690.97, 231,412.41 and 95,107.68 is: 131,247.96
Step by Step Solution
- Step 1: Write the proportion equation
167,690.97 : 231,412.41 = 95,107.68 : x - Step 2: Convert to fraction form
167,690.97/231,412.41 = 95,107.68/x - Step 3: Cross multiply
167,690.97x = 231,412.41 × 95,107.68 - Step 4: Simplify right side
167,690.97x = 22,009,097,438.31 - Step 5: Solve for x
x = 22,009,097,438.31/167,690.97 - Step 6: Final answer
x = 131,247.96
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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.