Finding the Fourth Proportional to 81,903.36, 113,027.04 and 46,093.92
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Solution
The fourth proportional to 81,903.36, 113,027.04 and 46,093.92 is: 63,609.84
Step by Step Solution
- Step 1: Write the proportion equation
81,903.36 : 113,027.04 = 46,093.92 : x - Step 2: Convert to fraction form
81,903.36/113,027.04 = 46,093.92/x - Step 3: Cross multiply
81,903.36x = 113,027.04 × 46,093.92 - Step 4: Simplify right side
81,903.36x = 5,209,859,339.60 - Step 5: Solve for x
x = 5,209,859,339.60/81,903.36 - Step 6: Final answer
x = 63,609.84
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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.