Finding the Fourth Proportional to 67,899.75, 101,852.39 and 32,342.79
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Solution
The fourth proportional to 67,899.75, 101,852.39 and 32,342.79 is: 48,515.50
Step by Step Solution
- Step 1: Write the proportion equation
67,899.75 : 101,852.39 = 32,342.79 : x - Step 2: Convert to fraction form
67,899.75/101,852.39 = 32,342.79/x - Step 3: Cross multiply
67,899.75x = 101,852.39 × 32,342.79 - Step 4: Simplify right side
67,899.75x = 3,294,190,299.05 - Step 5: Solve for x
x = 3,294,190,299.05/67,899.75 - Step 6: Final answer
x = 48,515.50
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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.