Finding the Fourth Proportional to 125,469.93, 173,148.80 and 68,884.95
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Solution
The fourth proportional to 125,469.93, 173,148.80 and 68,884.95 is: 95,061.39
Step by Step Solution
- Step 1: Write the proportion equation
125,469.93 : 173,148.80 = 68,884.95 : x - Step 2: Convert to fraction form
125,469.93/173,148.80 = 68,884.95/x - Step 3: Cross multiply
125,469.93x = 173,148.80 × 68,884.95 - Step 4: Simplify right side
125,469.93x = 11,927,346,086.14 - Step 5: Solve for x
x = 11,927,346,086.14/125,469.93 - Step 6: Final answer
x = 95,061.39
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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.