Finding the Fourth Proportional to 150,115.14, 207,296.64 and 96,493.55
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Solution
The fourth proportional to 150,115.14, 207,296.64 and 96,493.55 is: 133,249.64
Step by Step Solution
- Step 1: Write the proportion equation
150,115.14 : 207,296.64 = 96,493.55 : x - Step 2: Convert to fraction form
150,115.14/207,296.64 = 96,493.55/x - Step 3: Cross multiply
150,115.14x = 207,296.64 × 96,493.55 - Step 4: Simplify right side
150,115.14x = 20,002,787,660.19 - Step 5: Solve for x
x = 20,002,787,660.19/150,115.14 - Step 6: Final answer
x = 133,249.64
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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.