Finding the Fourth Proportional to 80,232.58, 110,724.42 and 44,422.59
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Solution
The fourth proportional to 80,232.58, 110,724.42 and 44,422.59 is: 61,305.09
Step by Step Solution
- Step 1: Write the proportion equation
80,232.58 : 110,724.42 = 44,422.59 : x - Step 2: Convert to fraction form
80,232.58/110,724.42 = 44,422.59/x - Step 3: Cross multiply
80,232.58x = 110,724.42 × 44,422.59 - Step 4: Simplify right side
80,232.58x = 4,918,665,124.78 - Step 5: Solve for x
x = 4,918,665,124.78/80,232.58 - Step 6: Final answer
x = 61,305.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.