Finding the Fourth Proportional to 83,544.96, 115,293.84 and 45,819.12
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Solution
The fourth proportional to 83,544.96, 115,293.84 and 45,819.12 is: 63,231.37
Step by Step Solution
- Step 1: Write the proportion equation
83,544.96 : 115,293.84 = 45,819.12 : x - Step 2: Convert to fraction form
83,544.96/115,293.84 = 45,819.12/x - Step 3: Cross multiply
83,544.96x = 115,293.84 × 45,819.12 - Step 4: Simplify right side
83,544.96x = 5,282,662,290.22 - Step 5: Solve for x
x = 5,282,662,290.22/83,544.96 - Step 6: Final answer
x = 63,231.37
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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.