Finding the Fourth Proportional to 141,254.24, 194,964.42 and 80,859.75
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Solution
The fourth proportional to 141,254.24, 194,964.42 and 80,859.75 is: 111,605.68
Step by Step Solution
- Step 1: Write the proportion equation
141,254.24 : 194,964.42 = 80,859.75 : x - Step 2: Convert to fraction form
141,254.24/194,964.42 = 80,859.75/x - Step 3: Cross multiply
141,254.24x = 194,964.42 × 80,859.75 - Step 4: Simplify right side
141,254.24x = 15,764,774,260.10 - Step 5: Solve for x
x = 15,764,774,260.10/141,254.24 - Step 6: Final answer
x = 111,605.68
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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.