Finding the Fourth Proportional to 164,232.24, 226,768.76 and 128,524.01
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Solution
The fourth proportional to 164,232.24, 226,768.76 and 128,524.01 is: 177,463.50
Step by Step Solution
- Step 1: Write the proportion equation
164,232.24 : 226,768.76 = 128,524.01 : x - Step 2: Convert to fraction form
164,232.24/226,768.76 = 128,524.01/x - Step 3: Cross multiply
164,232.24x = 226,768.76 × 128,524.01 - Step 4: Simplify right side
164,232.24x = 29,145,228,601.46 - Step 5: Solve for x
x = 29,145,228,601.46/164,232.24 - Step 6: Final answer
x = 177,463.50
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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.