Finding the Fourth Proportional to 67,645.87, 101,468.77 and 23,272.99
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Solution
The fourth proportional to 67,645.87, 101,468.77 and 23,272.99 is: 34,909.47
Step by Step Solution
- Step 1: Write the proportion equation
67,645.87 : 101,468.77 = 23,272.99 : x - Step 2: Convert to fraction form
67,645.87/101,468.77 = 23,272.99/x - Step 3: Cross multiply
67,645.87x = 101,468.77 × 23,272.99 - Step 4: Simplify right side
67,645.87x = 2,361,481,357.67 - Step 5: Solve for x
x = 2,361,481,357.67/67,645.87 - Step 6: Final answer
x = 34,909.47
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1.5x scale
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.