Finding the Fourth Proportional to 110,325.24, 165,493.33 and 31,451.09
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Solution
The fourth proportional to 110,325.24, 165,493.33 and 31,451.09 is: 47,178.19
Step by Step Solution
- Step 1: Write the proportion equation
110,325.24 : 165,493.33 = 31,451.09 : x - Step 2: Convert to fraction form
110,325.24/165,493.33 = 31,451.09/x - Step 3: Cross multiply
110,325.24x = 165,493.33 × 31,451.09 - Step 4: Simplify right side
110,325.24x = 5,204,944,710.14 - Step 5: Solve for x
x = 5,204,944,710.14/110,325.24 - Step 6: Final answer
x = 47,178.19
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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.