Finding the Fourth Proportional to 190,714.26, 285,957.14 and 64,351.70
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Solution
The fourth proportional to 190,714.26, 285,957.14 and 64,351.70 is: 96,488.99
Step by Step Solution
- Step 1: Write the proportion equation
190,714.26 : 285,957.14 = 64,351.70 : x - Step 2: Convert to fraction form
190,714.26/285,957.14 = 64,351.70/x - Step 3: Cross multiply
190,714.26x = 285,957.14 × 64,351.70 - Step 4: Simplify right side
190,714.26x = 18,401,826,334.59 - Step 5: Solve for x
x = 18,401,826,334.59/190,714.26 - Step 6: Final answer
x = 96,488.99
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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.