Finding the Fourth Proportional to 125,630.68, 173,371.44 and 68,270.02
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Solution
The fourth proportional to 125,630.68, 173,371.44 and 68,270.02 is: 94,213.23
Step by Step Solution
- Step 1: Write the proportion equation
125,630.68 : 173,371.44 = 68,270.02 : x - Step 2: Convert to fraction form
125,630.68/173,371.44 = 68,270.02/x - Step 3: Cross multiply
125,630.68x = 173,371.44 × 68,270.02 - Step 4: Simplify right side
125,630.68x = 11,836,071,676.23 - Step 5: Solve for x
x = 11,836,071,676.23/125,630.68 - Step 6: Final answer
x = 94,213.23
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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.