Finding the Fourth Proportional to 94,660.75, 130,634.29 and 51,640.94
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Solution
The fourth proportional to 94,660.75, 130,634.29 and 51,640.94 is: 71,265.84
Step by Step Solution
- Step 1: Write the proportion equation
94,660.75 : 130,634.29 = 51,640.94 : x - Step 2: Convert to fraction form
94,660.75/130,634.29 = 51,640.94/x - Step 3: Cross multiply
94,660.75x = 130,634.29 × 51,640.94 - Step 4: Simplify right side
94,660.75x = 6,746,077,531.83 - Step 5: Solve for x
x = 6,746,077,531.83/94,660.75 - Step 6: Final answer
x = 71,265.84
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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.