Finding the Fourth Proportional to 201,714.20, 302,483.82 and 68,558.70
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Solution
The fourth proportional to 201,714.20, 302,483.82 and 68,558.70 is: 102,808.32
Step by Step Solution
- Step 1: Write the proportion equation
201,714.20 : 302,483.82 = 68,558.70 : x - Step 2: Convert to fraction form
201,714.20/302,483.82 = 68,558.70/x - Step 3: Cross multiply
201,714.20x = 302,483.82 × 68,558.70 - Step 4: Simplify right side
201,714.20x = 20,737,897,470.23 - Step 5: Solve for x
x = 20,737,897,470.23/201,714.20 - Step 6: Final answer
x = 102,808.32
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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.