Finding the Fourth Proportional to 226,765.57, 340,197.56 and 68,989.92
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Solution
The fourth proportional to 226,765.57, 340,197.56 and 68,989.92 is: 103,499.85
Step by Step Solution
- Step 1: Write the proportion equation
226,765.57 : 340,197.56 = 68,989.92 : x - Step 2: Convert to fraction form
226,765.57/340,197.56 = 68,989.92/x - Step 3: Cross multiply
226,765.57x = 340,197.56 × 68,989.92 - Step 4: Simplify right side
226,765.57x = 23,470,202,448.60 - Step 5: Solve for x
x = 23,470,202,448.60/226,765.57 - Step 6: Final answer
x = 103,499.85
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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.