Finding the Fourth Proportional to 163,786.76, 245,286.44 and 93,452.84
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Solution
The fourth proportional to 163,786.76, 245,286.44 and 93,452.84 is: 139,954.62
Step by Step Solution
- Step 1: Write the proportion equation
163,786.76 : 245,286.44 = 93,452.84 : x - Step 2: Convert to fraction form
163,786.76/245,286.44 = 93,452.84/x - Step 3: Cross multiply
163,786.76x = 245,286.44 × 93,452.84 - Step 4: Simplify right side
163,786.76x = 22,922,714,431.49 - Step 5: Solve for x
x = 22,922,714,431.49/163,786.76 - Step 6: Final answer
x = 139,954.62
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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.