Finding the Fourth Proportional to 68,007.24, 102,008.70 and 23,629.80
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Solution
The fourth proportional to 68,007.24, 102,008.70 and 23,629.80 is: 35,443.95
Step by Step Solution
- Step 1: Write the proportion equation
68,007.24 : 102,008.70 = 23,629.80 : x - Step 2: Convert to fraction form
68,007.24/102,008.70 = 23,629.80/x - Step 3: Cross multiply
68,007.24x = 102,008.70 × 23,629.80 - Step 4: Simplify right side
68,007.24x = 2,410,445,179.26 - Step 5: Solve for x
x = 2,410,445,179.26/68,007.24 - Step 6: Final answer
x = 35,443.95
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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.