Finding the Fourth Proportional to 134,435.70, 201,778.19 and 67,922.68
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Solution
The fourth proportional to 134,435.70, 201,778.19 and 67,922.68 is: 101,947.00
Step by Step Solution
- Step 1: Write the proportion equation
134,435.70 : 201,778.19 = 67,922.68 : x - Step 2: Convert to fraction form
134,435.70/201,778.19 = 67,922.68/x - Step 3: Cross multiply
134,435.70x = 201,778.19 × 67,922.68 - Step 4: Simplify right side
134,435.70x = 13,705,315,595.18 - Step 5: Solve for x
x = 13,705,315,595.18/134,435.70 - Step 6: Final answer
x = 101,947.00
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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.