Finding the Fourth Proportional to 150,471.74, 207,664.44 and 96,884.78
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Solution
The fourth proportional to 150,471.74, 207,664.44 and 96,884.78 is: 133,709.65
Step by Step Solution
- Step 1: Write the proportion equation
150,471.74 : 207,664.44 = 96,884.78 : x - Step 2: Convert to fraction form
150,471.74/207,664.44 = 96,884.78/x - Step 3: Cross multiply
150,471.74x = 207,664.44 × 96,884.78 - Step 4: Simplify right side
150,471.74x = 20,119,523,583.22 - Step 5: Solve for x
x = 20,119,523,583.22/150,471.74 - Step 6: Final answer
x = 133,709.65
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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.