Finding the Fourth Proportional to 127,571.19, 191,358.60 and 44,465.19
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Solution
The fourth proportional to 127,571.19, 191,358.60 and 44,465.19 is: 66,698.42
Step by Step Solution
- Step 1: Write the proportion equation
127,571.19 : 191,358.60 = 44,465.19 : x - Step 2: Convert to fraction form
127,571.19/191,358.60 = 44,465.19/x - Step 3: Cross multiply
127,571.19x = 191,358.60 × 44,465.19 - Step 4: Simplify right side
127,571.19x = 8,508,796,507.13 - Step 5: Solve for x
x = 8,508,796,507.13/127,571.19 - Step 6: Final answer
x = 66,698.42
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1.5x scale
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.