Finding the Fourth Proportional to 165,316.28, 228,138.97 and 92,735.26
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Solution
The fourth proportional to 165,316.28, 228,138.97 and 92,735.26 is: 127,976.06
Step by Step Solution
- Step 1: Write the proportion equation
165,316.28 : 228,138.97 = 92,735.26 : x - Step 2: Convert to fraction form
165,316.28/228,138.97 = 92,735.26/x - Step 3: Cross multiply
165,316.28x = 228,138.97 × 92,735.26 - Step 4: Simplify right side
165,316.28x = 21,156,526,235.41 - Step 5: Solve for x
x = 21,156,526,235.41/165,316.28 - Step 6: Final answer
x = 127,976.06
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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.