Finding the Fourth Proportional to 67,090.58, 100,629.99 and 22,716.32
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Solution
The fourth proportional to 67,090.58, 100,629.99 and 22,716.32 is: 34,072.49
Step by Step Solution
- Step 1: Write the proportion equation
67,090.58 : 100,629.99 = 22,716.32 : x - Step 2: Convert to fraction form
67,090.58/100,629.99 = 22,716.32/x - Step 3: Cross multiply
67,090.58x = 100,629.99 × 22,716.32 - Step 4: Simplify right side
67,090.58x = 2,285,943,054.44 - Step 5: Solve for x
x = 2,285,943,054.44/67,090.58 - Step 6: Final answer
x = 34,072.49
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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.