Finding the Fourth Proportional to 110,122.99, 165,177.80 and 39,049.13
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Solution
The fourth proportional to 110,122.99, 165,177.80 and 39,049.13 is: 58,571.33
Step by Step Solution
- Step 1: Write the proportion equation
110,122.99 : 165,177.80 = 39,049.13 : x - Step 2: Convert to fraction form
110,122.99/165,177.80 = 39,049.13/x - Step 3: Cross multiply
110,122.99x = 165,177.80 × 39,049.13 - Step 4: Simplify right side
110,122.99x = 6,450,049,749.45 - Step 5: Solve for x
x = 6,450,049,749.45/110,122.99 - Step 6: Final answer
x = 58,571.33
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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.