Finding the Fourth Proportional to 197,163.60, 295,964.10 and 122,368.20
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Solution
The fourth proportional to 197,163.60, 295,964.10 and 122,368.20 is: 183,688.03
Step by Step Solution
- Step 1: Write the proportion equation
197,163.60 : 295,964.10 = 122,368.20 : x - Step 2: Convert to fraction form
197,163.60/295,964.10 = 122,368.20/x - Step 3: Cross multiply
197,163.60x = 295,964.10 × 122,368.20 - Step 4: Simplify right side
197,163.60x = 36,216,594,181.62 - Step 5: Solve for x
x = 36,216,594,181.62/197,163.60 - Step 6: Final answer
x = 183,688.03
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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.