Finding the Fourth Proportional to 165,713.10, 248,764.05 and 164,546.70
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Solution
The fourth proportional to 165,713.10, 248,764.05 and 164,546.70 is: 247,013.08
Step by Step Solution
- Step 1: Write the proportion equation
165,713.10 : 248,764.05 = 164,546.70 : x - Step 2: Convert to fraction form
165,713.10/248,764.05 = 164,546.70/x - Step 3: Cross multiply
165,713.10x = 248,764.05 × 164,546.70 - Step 4: Simplify right side
165,713.10x = 40,933,303,506.14 - Step 5: Solve for x
x = 40,933,303,506.14/165,713.10 - Step 6: Final answer
x = 247,013.08
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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.