Finding the Fourth Proportional to 67,023.90, 100,535.77 and 17,103.99
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Solution
The fourth proportional to 67,023.90, 100,535.77 and 17,103.99 is: 25,655.97
Step by Step Solution
- Step 1: Write the proportion equation
67,023.90 : 100,535.77 = 17,103.99 : x - Step 2: Convert to fraction form
67,023.90/100,535.77 = 17,103.99/x - Step 3: Cross multiply
67,023.90x = 100,535.77 × 17,103.99 - Step 4: Simplify right side
67,023.90x = 1,719,563,251.22 - Step 5: Solve for x
x = 1,719,563,251.22/67,023.90 - Step 6: Final answer
x = 25,655.97
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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.