Finding the Fourth Proportional to 165,589.56, 248,383.08 and 47,260.80
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Solution
The fourth proportional to 165,589.56, 248,383.08 and 47,260.80 is: 70,890.84
Step by Step Solution
- Step 1: Write the proportion equation
165,589.56 : 248,383.08 = 47,260.80 : x - Step 2: Convert to fraction form
165,589.56/248,383.08 = 47,260.80/x - Step 3: Cross multiply
165,589.56x = 248,383.08 × 47,260.80 - Step 4: Simplify right side
165,589.56x = 11,738,783,067.26 - Step 5: Solve for x
x = 11,738,783,067.26/165,589.56 - Step 6: Final answer
x = 70,890.84
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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.