Finding the Fourth Proportional to 84,584.19, 116,738.61 and 48,767.19
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Solution
The fourth proportional to 84,584.19, 116,738.61 and 48,767.19 is: 67,305.89
Step by Step Solution
- Step 1: Write the proportion equation
84,584.19 : 116,738.61 = 48,767.19 : x - Step 2: Convert to fraction form
84,584.19/116,738.61 = 48,767.19/x - Step 3: Cross multiply
84,584.19x = 116,738.61 × 48,767.19 - Step 4: Simplify right side
84,584.19x = 5,693,013,974.21 - Step 5: Solve for x
x = 5,693,013,974.21/84,584.19 - Step 6: Final answer
x = 67,305.89
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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.