Finding the Fourth Proportional to 246,519.57, 369,820.26 and 86,553.99
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Solution
The fourth proportional to 246,519.57, 369,820.26 and 86,553.99 is: 129,845.35
Step by Step Solution
- Step 1: Write the proportion equation
246,519.57 : 369,820.26 = 86,553.99 : x - Step 2: Convert to fraction form
246,519.57/369,820.26 = 86,553.99/x - Step 3: Cross multiply
246,519.57x = 369,820.26 × 86,553.99 - Step 4: Simplify right side
246,519.57x = 32,009,419,085.84 - Step 5: Solve for x
x = 32,009,419,085.84/246,519.57 - Step 6: Final answer
x = 129,845.35
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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.