Finding the Fourth Proportional to 163,828.70, 226,059.02 and 92,204.46
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Solution
The fourth proportional to 163,828.70, 226,059.02 and 92,204.46 is: 127,228.32
Step by Step Solution
- Step 1: Write the proportion equation
163,828.70 : 226,059.02 = 92,204.46 : x - Step 2: Convert to fraction form
163,828.70/226,059.02 = 92,204.46/x - Step 3: Cross multiply
163,828.70x = 226,059.02 × 92,204.46 - Step 4: Simplify right side
163,828.70x = 20,843,649,867.23 - Step 5: Solve for x
x = 20,843,649,867.23/163,828.70 - Step 6: Final answer
x = 127,228.32
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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.