Finding the Fourth Proportional to 68,823.88, 103,204.14 and 27,242.44
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Solution
The fourth proportional to 68,823.88, 103,204.14 and 27,242.44 is: 40,851.12
Step by Step Solution
- Step 1: Write the proportion equation
68,823.88 : 103,204.14 = 27,242.44 : x - Step 2: Convert to fraction form
68,823.88/103,204.14 = 27,242.44/x - Step 3: Cross multiply
68,823.88x = 103,204.14 × 27,242.44 - Step 4: Simplify right side
68,823.88x = 2,811,532,591.70 - Step 5: Solve for x
x = 2,811,532,591.70/68,823.88 - Step 6: Final answer
x = 40,851.12
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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.