Finding the Fourth Proportional to 84,544.85, 126,863.96 and 47,126.00
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Solution
The fourth proportional to 84,544.85, 126,863.96 and 47,126.00 is: 70,715.01
Step by Step Solution
- Step 1: Write the proportion equation
84,544.85 : 126,863.96 = 47,126.00 : x - Step 2: Convert to fraction form
84,544.85/126,863.96 = 47,126.00/x - Step 3: Cross multiply
84,544.85x = 126,863.96 × 47,126.00 - Step 4: Simplify right side
84,544.85x = 5,978,590,109.01 - Step 5: Solve for x
x = 5,978,590,109.01/84,544.85 - Step 6: Final answer
x = 70,715.01
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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.