Finding the Fourth Proportional to 125,913.18, 173,772.44 and 94,026.72
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Solution
The fourth proportional to 125,913.18, 173,772.44 and 94,026.72 is: 129,766.02
Step by Step Solution
- Step 1: Write the proportion equation
125,913.18 : 173,772.44 = 94,026.72 : x - Step 2: Convert to fraction form
125,913.18/173,772.44 = 94,026.72/x - Step 3: Cross multiply
125,913.18x = 173,772.44 × 94,026.72 - Step 4: Simplify right side
125,913.18x = 16,339,252,559.60 - Step 5: Solve for x
x = 16,339,252,559.60/125,913.18 - Step 6: Final answer
x = 129,766.02
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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.