Finding the Fourth Proportional to 68,122.80, 102,201.48 and 44,794.80
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Solution
The fourth proportional to 68,122.80, 102,201.48 and 44,794.80 is: 67,203.56
Step by Step Solution
- Step 1: Write the proportion equation
68,122.80 : 102,201.48 = 44,794.80 : x - Step 2: Convert to fraction form
68,122.80/102,201.48 = 44,794.80/x - Step 3: Cross multiply
68,122.80x = 102,201.48 × 44,794.80 - Step 4: Simplify right side
68,122.80x = 4,578,094,856.30 - Step 5: Solve for x
x = 4,578,094,856.30/68,122.80 - Step 6: Final answer
x = 67,203.56
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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.