Finding the Fourth Proportional to 160,609.44, 241,134.84 and 81,776.64
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Solution
The fourth proportional to 160,609.44, 241,134.84 and 81,776.64 is: 122,777.32
Step by Step Solution
- Step 1: Write the proportion equation
160,609.44 : 241,134.84 = 81,776.64 : x - Step 2: Convert to fraction form
160,609.44/241,134.84 = 81,776.64/x - Step 3: Cross multiply
160,609.44x = 241,134.84 × 81,776.64 - Step 4: Simplify right side
160,609.44x = 19,719,197,002.14 - Step 5: Solve for x
x = 19,719,197,002.14/160,609.44 - Step 6: Final answer
x = 122,777.32
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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.