Finding the Fourth Proportional to 67,212.68, 100,797.52 and 22,225.68
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Solution
The fourth proportional to 67,212.68, 100,797.52 and 22,225.68 is: 33,331.41
Step by Step Solution
- Step 1: Write the proportion equation
67,212.68 : 100,797.52 = 22,225.68 : x - Step 2: Convert to fraction form
67,212.68/100,797.52 = 22,225.68/x - Step 3: Cross multiply
67,212.68x = 100,797.52 × 22,225.68 - Step 4: Simplify right side
67,212.68x = 2,240,293,424.31 - Step 5: Solve for x
x = 2,240,293,424.31/67,212.68 - Step 6: Final answer
x = 33,331.41
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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.