Finding the Fourth Proportional to 237,606.44, 327,897.14 and 128,711.03
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Solution
The fourth proportional to 237,606.44, 327,897.14 and 128,711.03 is: 177,621.35
Step by Step Solution
- Step 1: Write the proportion equation
237,606.44 : 327,897.14 = 128,711.03 : x - Step 2: Convert to fraction form
237,606.44/327,897.14 = 128,711.03/x - Step 3: Cross multiply
237,606.44x = 327,897.14 × 128,711.03 - Step 4: Simplify right side
237,606.44x = 42,203,976,340.41 - Step 5: Solve for x
x = 42,203,976,340.41/237,606.44 - Step 6: Final answer
x = 177,621.35
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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.