Finding the Fourth Proportional to 205,958.20, 284,246.26 and 125,432.92
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Solution
The fourth proportional to 205,958.20, 284,246.26 and 125,432.92 is: 173,112.01
Step by Step Solution
- Step 1: Write the proportion equation
205,958.20 : 284,246.26 = 125,432.92 : x - Step 2: Convert to fraction form
205,958.20/284,246.26 = 125,432.92/x - Step 3: Cross multiply
205,958.20x = 284,246.26 × 125,432.92 - Step 4: Simplify right side
205,958.20x = 35,653,838,390.88 - Step 5: Solve for x
x = 35,653,838,390.88/205,958.20 - Step 6: Final answer
x = 173,112.01
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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.