Finding the Fourth Proportional to 175,515.80, 263,273.70 and 134,043.80
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Solution
The fourth proportional to 175,515.80, 263,273.70 and 134,043.80 is: 201,065.70
Step by Step Solution
- Step 1: Write the proportion equation
175,515.80 : 263,273.70 = 134,043.80 : x - Step 2: Convert to fraction form
175,515.80/263,273.70 = 134,043.80/x - Step 3: Cross multiply
175,515.80x = 263,273.70 × 134,043.80 - Step 4: Simplify right side
175,515.80x = 35,290,207,188.06 - Step 5: Solve for x
x = 35,290,207,188.06/175,515.80 - Step 6: Final answer
x = 201,065.70
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1.5x scale
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.