Finding the Fourth Proportional to 255,958.16, 353,219.84 and 141,237.84
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Solution
The fourth proportional to 255,958.16, 353,219.84 and 141,237.84 is: 194,906.88
Step by Step Solution
- Step 1: Write the proportion equation
255,958.16 : 353,219.84 = 141,237.84 : x - Step 2: Convert to fraction form
255,958.16/353,219.84 = 141,237.84/x - Step 3: Cross multiply
255,958.16x = 353,219.84 × 141,237.84 - Step 4: Simplify right side
255,958.16x = 49,888,007,246.75 - Step 5: Solve for x
x = 49,888,007,246.75/255,958.16 - Step 6: Final answer
x = 194,906.88
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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.