Finding the Fourth Proportional to 84,467.71, 116,578.57 and 48,169.21
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Solution
The fourth proportional to 84,467.71, 116,578.57 and 48,169.21 is: 66,480.99
Step by Step Solution
- Step 1: Write the proportion equation
84,467.71 : 116,578.57 = 48,169.21 : x - Step 2: Convert to fraction form
84,467.71/116,578.57 = 48,169.21/x - Step 3: Cross multiply
84,467.71x = 116,578.57 × 48,169.21 - Step 4: Simplify right side
84,467.71x = 5,615,497,053.51 - Step 5: Solve for x
x = 5,615,497,053.51/84,467.71 - Step 6: Final answer
x = 66,480.99
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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.