Finding the Fourth Proportional to 103,664.08, 155,496.12 and 33,550.48
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Solution
The fourth proportional to 103,664.08, 155,496.12 and 33,550.48 is: 50,325.72
Step by Step Solution
- Step 1: Write the proportion equation
103,664.08 : 155,496.12 = 33,550.48 : x - Step 2: Convert to fraction form
103,664.08/155,496.12 = 33,550.48/x - Step 3: Cross multiply
103,664.08x = 155,496.12 × 33,550.48 - Step 4: Simplify right side
103,664.08x = 5,216,969,464.14 - Step 5: Solve for x
x = 5,216,969,464.14/103,664.08 - Step 6: Final answer
x = 50,325.72
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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.