Finding the Fourth Proportional to 134,435.97, 201,778.56 and 67,922.96
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Solution
The fourth proportional to 134,435.97, 201,778.56 and 67,922.96 is: 101,947.39
Step by Step Solution
- Step 1: Write the proportion equation
134,435.97 : 201,778.56 = 67,922.96 : x - Step 2: Convert to fraction form
134,435.97/201,778.56 = 67,922.96/x - Step 3: Cross multiply
134,435.97x = 201,778.56 × 67,922.96 - Step 4: Simplify right side
134,435.97x = 13,705,396,050.84 - Step 5: Solve for x
x = 13,705,396,050.84/134,435.97 - Step 6: Final answer
x = 101,947.39
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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.