Finding the Fourth Proportional to 73,817.20, 110,736.60 and 23,888.80
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Solution
The fourth proportional to 73,817.20, 110,736.60 and 23,888.80 is: 35,836.70
Step by Step Solution
- Step 1: Write the proportion equation
73,817.20 : 110,736.60 = 23,888.80 : x - Step 2: Convert to fraction form
73,817.20/110,736.60 = 23,888.80/x - Step 3: Cross multiply
73,817.20x = 110,736.60 × 23,888.80 - Step 4: Simplify right side
73,817.20x = 2,645,364,490.08 - Step 5: Solve for x
x = 2,645,364,490.08/73,817.20 - Step 6: Final answer
x = 35,836.70
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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.