Finding the Fourth Proportional to 160,865.70, 222,026.97 and 92,893.74
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Solution
The fourth proportional to 160,865.70, 222,026.97 and 92,893.74 is: 128,212.02
Step by Step Solution
- Step 1: Write the proportion equation
160,865.70 : 222,026.97 = 92,893.74 : x - Step 2: Convert to fraction form
160,865.70/222,026.97 = 92,893.74/x - Step 3: Cross multiply
160,865.70x = 222,026.97 × 92,893.74 - Step 4: Simplify right side
160,865.70x = 20,624,915,139.92 - Step 5: Solve for x
x = 20,624,915,139.92/160,865.70 - Step 6: Final answer
x = 128,212.02
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1.5x scale
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.