Finding the Fourth Proportional to 67,418.85, 101,096.98 and 39,346.99
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Solution
The fourth proportional to 67,418.85, 101,096.98 and 39,346.99 is: 59,002.22
Step by Step Solution
- Step 1: Write the proportion equation
67,418.85 : 101,096.98 = 39,346.99 : x - Step 2: Convert to fraction form
67,418.85/101,096.98 = 39,346.99/x - Step 3: Cross multiply
67,418.85x = 101,096.98 × 39,346.99 - Step 4: Simplify right side
67,418.85x = 3,977,861,861.09 - Step 5: Solve for x
x = 3,977,861,861.09/67,418.85 - Step 6: Final answer
x = 59,002.22
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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.