Finding the Fourth Proportional to 211,717.88, 292,159.94 and 125,680.54
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Solution
The fourth proportional to 211,717.88, 292,159.94 and 125,680.54 is: 173,432.77
Step by Step Solution
- Step 1: Write the proportion equation
211,717.88 : 292,159.94 = 125,680.54 : x - Step 2: Convert to fraction form
211,717.88/292,159.94 = 125,680.54/x - Step 3: Cross multiply
211,717.88x = 292,159.94 × 125,680.54 - Step 4: Simplify right side
211,717.88x = 36,718,819,025.57 - Step 5: Solve for x
x = 36,718,819,025.57/211,717.88 - Step 6: Final answer
x = 173,432.77
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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.