Finding the Fourth Proportional to 160,355.02, 221,286.66 and 88,735.02
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Solution
The fourth proportional to 160,355.02, 221,286.66 and 88,735.02 is: 122,452.52
Step by Step Solution
- Step 1: Write the proportion equation
160,355.02 : 221,286.66 = 88,735.02 : x - Step 2: Convert to fraction form
160,355.02/221,286.66 = 88,735.02/x - Step 3: Cross multiply
160,355.02x = 221,286.66 × 88,735.02 - Step 4: Simplify right side
160,355.02x = 19,635,876,200.83 - Step 5: Solve for x
x = 19,635,876,200.83/160,355.02 - Step 6: Final answer
x = 122,452.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.