Finding the Fourth Proportional to 236,562.28, 354,949.02 and 128,524.44
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Solution
The fourth proportional to 236,562.28, 354,949.02 and 128,524.44 is: 192,844.03
Step by Step Solution
- Step 1: Write the proportion equation
236,562.28 : 354,949.02 = 128,524.44 : x - Step 2: Convert to fraction form
236,562.28/354,949.02 = 128,524.44/x - Step 3: Cross multiply
236,562.28x = 354,949.02 × 128,524.44 - Step 4: Simplify right side
236,562.28x = 45,619,624,024.05 - Step 5: Solve for x
x = 45,619,624,024.05/236,562.28 - Step 6: Final answer
x = 192,844.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.