Finding the Fourth Proportional to 110,445.75, 165,668.63 and 27,339.75
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Solution
The fourth proportional to 110,445.75, 165,668.63 and 27,339.75 is: 41,009.63
Step by Step Solution
- Step 1: Write the proportion equation
110,445.75 : 165,668.63 = 27,339.75 : x - Step 2: Convert to fraction form
110,445.75/165,668.63 = 27,339.75/x - Step 3: Cross multiply
110,445.75x = 165,668.63 × 27,339.75 - Step 4: Simplify right side
110,445.75x = 4,529,338,790.34 - Step 5: Solve for x
x = 4,529,338,790.34/110,445.75 - Step 6: Final answer
x = 41,009.63
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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.