Finding the Fourth Proportional to 125,472.93, 173,152.94 and 68,887.95
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Solution
The fourth proportional to 125,472.93, 173,152.94 and 68,887.95 is: 95,065.53
Step by Step Solution
- Step 1: Write the proportion equation
125,472.93 : 173,152.94 = 68,887.95 : x - Step 2: Convert to fraction form
125,472.93/173,152.94 = 68,887.95/x - Step 3: Cross multiply
125,472.93x = 173,152.94 × 68,887.95 - Step 4: Simplify right side
125,472.93x = 11,928,150,728.63 - Step 5: Solve for x
x = 11,928,150,728.63/125,472.93 - Step 6: Final answer
x = 95,065.53
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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.