Finding the Fourth Proportional to 125,480.36, 173,156.99 and 68,118.41
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Solution
The fourth proportional to 125,480.36, 173,156.99 and 68,118.41 is: 94,000.19
Step by Step Solution
- Step 1: Write the proportion equation
125,480.36 : 173,156.99 = 68,118.41 : x - Step 2: Convert to fraction form
125,480.36/173,156.99 = 68,118.41/x - Step 3: Cross multiply
125,480.36x = 173,156.99 × 68,118.41 - Step 4: Simplify right side
125,480.36x = 11,795,177,632.81 - Step 5: Solve for x
x = 11,795,177,632.81/125,480.36 - Step 6: Final answer
x = 94,000.19
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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.