Finding the Fourth Proportional to 83,436.26, 125,227.29 and 48,327.62
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Solution
The fourth proportional to 83,436.26, 125,227.29 and 48,327.62 is: 72,533.65
Step by Step Solution
- Step 1: Write the proportion equation
83,436.26 : 125,227.29 = 48,327.62 : x - Step 2: Convert to fraction form
83,436.26/125,227.29 = 48,327.62/x - Step 3: Cross multiply
83,436.26x = 125,227.29 × 48,327.62 - Step 4: Simplify right side
83,436.26x = 6,051,936,884.75 - Step 5: Solve for x
x = 6,051,936,884.75/83,436.26 - Step 6: Final answer
x = 72,533.65
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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.