Finding the Fourth Proportional to 207,246.26, 310,920.42 and 67,004.90
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Solution
The fourth proportional to 207,246.26, 310,920.42 and 67,004.90 is: 100,523.85
Step by Step Solution
- Step 1: Write the proportion equation
207,246.26 : 310,920.42 = 67,004.90 : x - Step 2: Convert to fraction form
207,246.26/310,920.42 = 67,004.90/x - Step 3: Cross multiply
207,246.26x = 310,920.42 × 67,004.90 - Step 4: Simplify right side
207,246.26x = 20,833,191,650.06 - Step 5: Solve for x
x = 20,833,191,650.06/207,246.26 - Step 6: Final answer
x = 100,523.85
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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.