Finding the Fourth Proportional to 246,120.64, 339,646.49 and 132,943.39
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Solution
The fourth proportional to 246,120.64, 339,646.49 and 132,943.39 is: 183,461.88
Step by Step Solution
- Step 1: Write the proportion equation
246,120.64 : 339,646.49 = 132,943.39 : x - Step 2: Convert to fraction form
246,120.64/339,646.49 = 132,943.39/x - Step 3: Cross multiply
246,120.64x = 339,646.49 × 132,943.39 - Step 4: Simplify right side
246,120.64x = 45,153,755,782.20 - Step 5: Solve for x
x = 45,153,755,782.20/246,120.64 - Step 6: Final answer
x = 183,461.88
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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.