Finding the Fourth Proportional to 110,548.60, 165,857.93 and 39,469.68
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Solution
The fourth proportional to 110,548.60, 165,857.93 and 39,469.68 is: 59,217.03
Step by Step Solution
- Step 1: Write the proportion equation
110,548.60 : 165,857.93 = 39,469.68 : x - Step 2: Convert to fraction form
110,548.60/165,857.93 = 39,469.68/x - Step 3: Cross multiply
110,548.60x = 165,857.93 × 39,469.68 - Step 4: Simplify right side
110,548.60x = 6,546,359,521.24 - Step 5: Solve for x
x = 6,546,359,521.24/110,548.60 - Step 6: Final answer
x = 59,217.03
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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.