Finding the Fourth Proportional to 67,394.77, 101,154.22 and 34,137.99
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Solution
The fourth proportional to 67,394.77, 101,154.22 and 34,137.99 is: 51,238.42
Step by Step Solution
- Step 1: Write the proportion equation
67,394.77 : 101,154.22 = 34,137.99 : x - Step 2: Convert to fraction form
67,394.77/101,154.22 = 34,137.99/x - Step 3: Cross multiply
67,394.77x = 101,154.22 × 34,137.99 - Step 4: Simplify right side
67,394.77x = 3,453,201,665.47 - Step 5: Solve for x
x = 3,453,201,665.47/67,394.77 - Step 6: Final answer
x = 51,238.42
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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.