Finding the Fourth Proportional to 84,944.08, 127,366.92 and 28,765.44
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Solution
The fourth proportional to 84,944.08, 127,366.92 and 28,765.44 is: 43,131.50
Step by Step Solution
- Step 1: Write the proportion equation
84,944.08 : 127,366.92 = 28,765.44 : x - Step 2: Convert to fraction form
84,944.08/127,366.92 = 28,765.44/x - Step 3: Cross multiply
84,944.08x = 127,366.92 × 28,765.44 - Step 4: Simplify right side
84,944.08x = 3,663,765,495.24 - Step 5: Solve for x
x = 3,663,765,495.24/84,944.08 - Step 6: Final answer
x = 43,131.50
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1.5x scale
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.