Finding the Fourth Proportional to 195,107.42, 269,291.68 and 118,610.31
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Solution
The fourth proportional to 195,107.42, 269,291.68 and 118,610.31 is: 163,708.64
Step by Step Solution
- Step 1: Write the proportion equation
195,107.42 : 269,291.68 = 118,610.31 : x - Step 2: Convert to fraction form
195,107.42/269,291.68 = 118,610.31/x - Step 3: Cross multiply
195,107.42x = 269,291.68 × 118,610.31 - Step 4: Simplify right side
195,107.42x = 31,940,769,645.22 - Step 5: Solve for x
x = 31,940,769,645.22/195,107.42 - Step 6: Final answer
x = 163,708.64
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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.