Finding the Fourth Proportional to 68,882.46, 103,363.14 and 26,757.09
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Solution
The fourth proportional to 68,882.46, 103,363.14 and 26,757.09 is: 40,150.96
Step by Step Solution
- Step 1: Write the proportion equation
68,882.46 : 103,363.14 = 26,757.09 : x - Step 2: Convert to fraction form
68,882.46/103,363.14 = 26,757.09/x - Step 3: Cross multiply
68,882.46x = 103,363.14 × 26,757.09 - Step 4: Simplify right side
68,882.46x = 2,765,696,839.66 - Step 5: Solve for x
x = 2,765,696,839.66/68,882.46 - Step 6: Final answer
x = 40,150.96
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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.