Finding the Fourth Proportional to 125,525.94, 173,229.79 and 68,937.32
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Solution
The fourth proportional to 125,525.94, 173,229.79 and 68,937.32 is: 95,135.69
Step by Step Solution
- Step 1: Write the proportion equation
125,525.94 : 173,229.79 = 68,937.32 : x - Step 2: Convert to fraction form
125,525.94/173,229.79 = 68,937.32/x - Step 3: Cross multiply
125,525.94x = 173,229.79 × 68,937.32 - Step 4: Simplify right side
125,525.94x = 11,941,997,466.76 - Step 5: Solve for x
x = 11,941,997,466.76/125,525.94 - Step 6: Final answer
x = 95,135.69
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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.