Finding the Fourth Proportional to 197,273.56, 272,161.02 and 125,640.76
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Solution
The fourth proportional to 197,273.56, 272,161.02 and 125,640.76 is: 173,335.53
Step by Step Solution
- Step 1: Write the proportion equation
197,273.56 : 272,161.02 = 125,640.76 : x - Step 2: Convert to fraction form
197,273.56/272,161.02 = 125,640.76/x - Step 3: Cross multiply
197,273.56x = 272,161.02 × 125,640.76 - Step 4: Simplify right side
197,273.56x = 34,194,517,395.18 - Step 5: Solve for x
x = 34,194,517,395.18/197,273.56 - Step 6: Final answer
x = 173,335.53
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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.