Finding the Fourth Proportional to 135,232.60, 202,848.90 and 131,344.60
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Solution
The fourth proportional to 135,232.60, 202,848.90 and 131,344.60 is: 197,016.90
Step by Step Solution
- Step 1: Write the proportion equation
135,232.60 : 202,848.90 = 131,344.60 : x - Step 2: Convert to fraction form
135,232.60/202,848.90 = 131,344.60/x - Step 3: Cross multiply
135,232.60x = 202,848.90 × 131,344.60 - Step 4: Simplify right side
135,232.60x = 26,643,107,630.94 - Step 5: Solve for x
x = 26,643,107,630.94/135,232.60 - Step 6: Final answer
x = 197,016.90
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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.