Finding the Fourth Proportional to 125,512.63, 173,061.09 and 93,626.17
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Solution
The fourth proportional to 125,512.63, 173,061.09 and 93,626.17 is: 129,094.95
Step by Step Solution
- Step 1: Write the proportion equation
125,512.63 : 173,061.09 = 93,626.17 : x - Step 2: Convert to fraction form
125,512.63/173,061.09 = 93,626.17/x - Step 3: Cross multiply
125,512.63x = 173,061.09 × 93,626.17 - Step 4: Simplify right side
125,512.63x = 16,203,046,600.07 - Step 5: Solve for x
x = 16,203,046,600.07/125,512.63 - Step 6: Final answer
x = 129,094.95
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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.