Finding the Fourth Proportional to 84,509.26, 116,588.60 and 48,680.08
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Solution
The fourth proportional to 84,509.26, 116,588.60 and 48,680.08 is: 67,158.82
Step by Step Solution
- Step 1: Write the proportion equation
84,509.26 : 116,588.60 = 48,680.08 : x - Step 2: Convert to fraction form
84,509.26/116,588.60 = 48,680.08/x - Step 3: Cross multiply
84,509.26x = 116,588.60 × 48,680.08 - Step 4: Simplify right side
84,509.26x = 5,675,542,375.09 - Step 5: Solve for x
x = 5,675,542,375.09/84,509.26 - Step 6: Final answer
x = 67,158.82
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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.