Finding the Fourth Proportional to 246,292.44, 339,876.77 and 138,861.53
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Solution
The fourth proportional to 246,292.44, 339,876.77 and 138,861.53 is: 191,625.07
Step by Step Solution
- Step 1: Write the proportion equation
246,292.44 : 339,876.77 = 138,861.53 : x - Step 2: Convert to fraction form
246,292.44/339,876.77 = 138,861.53/x - Step 3: Cross multiply
246,292.44x = 339,876.77 × 138,861.53 - Step 4: Simplify right side
246,292.44x = 47,195,805,899.97 - Step 5: Solve for x
x = 47,195,805,899.97/246,292.44 - Step 6: Final answer
x = 191,625.07
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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.