Finding the Fourth Proportional to 68,236.28, 102,258.36 and 26,070.92
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Solution
The fourth proportional to 68,236.28, 102,258.36 and 26,070.92 is: 39,069.68
Step by Step Solution
- Step 1: Write the proportion equation
68,236.28 : 102,258.36 = 26,070.92 : x - Step 2: Convert to fraction form
68,236.28/102,258.36 = 26,070.92/x - Step 3: Cross multiply
68,236.28x = 102,258.36 × 26,070.92 - Step 4: Simplify right side
68,236.28x = 2,665,969,522.89 - Step 5: Solve for x
x = 2,665,969,522.89/68,236.28 - Step 6: Final answer
x = 39,069.68
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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.