Finding the Fourth Proportional to 125,541.76, 173,246.01 and 68,949.49
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Solution
The fourth proportional to 125,541.76, 173,246.01 and 68,949.49 is: 95,149.41
Step by Step Solution
- Step 1: Write the proportion equation
125,541.76 : 173,246.01 = 68,949.49 : x - Step 2: Convert to fraction form
125,541.76/173,246.01 = 68,949.49/x - Step 3: Cross multiply
125,541.76x = 173,246.01 × 68,949.49 - Step 4: Simplify right side
125,541.76x = 11,945,224,034.03 - Step 5: Solve for x
x = 11,945,224,034.03/125,541.76 - Step 6: Final answer
x = 95,149.41
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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.