Finding the Fourth Proportional to 177,704.16, 245,232.21 and 106,082.64
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Solution
The fourth proportional to 177,704.16, 245,232.21 and 106,082.64 is: 146,394.32
Step by Step Solution
- Step 1: Write the proportion equation
177,704.16 : 245,232.21 = 106,082.64 : x - Step 2: Convert to fraction form
177,704.16/245,232.21 = 106,082.64/x - Step 3: Cross multiply
177,704.16x = 245,232.21 × 106,082.64 - Step 4: Simplify right side
177,704.16x = 26,014,880,249.83 - Step 5: Solve for x
x = 26,014,880,249.83/177,704.16 - Step 6: Final answer
x = 146,394.32
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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.