Finding the Fourth Proportional to 68,122.74, 102,184.92 and 23,750.40
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Solution
The fourth proportional to 68,122.74, 102,184.92 and 23,750.40 is: 35,625.88
Step by Step Solution
- Step 1: Write the proportion equation
68,122.74 : 102,184.92 = 23,750.40 : x - Step 2: Convert to fraction form
68,122.74/102,184.92 = 23,750.40/x - Step 3: Cross multiply
68,122.74x = 102,184.92 × 23,750.40 - Step 4: Simplify right side
68,122.74x = 2,426,932,723.97 - Step 5: Solve for x
x = 2,426,932,723.97/68,122.74 - Step 6: Final answer
x = 35,625.88
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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.