Finding the Fourth Proportional to 80,118.36, 110,440.62 and 59,944.68
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Solution
The fourth proportional to 80,118.36, 110,440.62 and 59,944.68 is: 82,631.84
Step by Step Solution
- Step 1: Write the proportion equation
80,118.36 : 110,440.62 = 59,944.68 : x - Step 2: Convert to fraction form
80,118.36/110,440.62 = 59,944.68/x - Step 3: Cross multiply
80,118.36x = 110,440.62 × 59,944.68 - Step 4: Simplify right side
80,118.36x = 6,620,327,624.90 - Step 5: Solve for x
x = 6,620,327,624.90/80,118.36 - Step 6: Final answer
x = 82,631.84
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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.