Finding the Fourth Proportional to 125,604.95, 173,334.21 and 68,243.88
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Solution
The fourth proportional to 125,604.95, 173,334.21 and 68,243.88 is: 94,176.22
Step by Step Solution
- Step 1: Write the proportion equation
125,604.95 : 173,334.21 = 68,243.88 : x - Step 2: Convert to fraction form
125,604.95/173,334.21 = 68,243.88/x - Step 3: Cross multiply
125,604.95x = 173,334.21 × 68,243.88 - Step 4: Simplify right side
125,604.95x = 11,828,999,027.13 - Step 5: Solve for x
x = 11,828,999,027.13/125,604.95 - Step 6: Final answer
x = 94,176.22
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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.