Finding the Fourth Proportional to 101,143.13, 151,739.30 and 33,674.99
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Solution
The fourth proportional to 101,143.13, 151,739.30 and 33,674.99 is: 50,520.67
Step by Step Solution
- Step 1: Write the proportion equation
101,143.13 : 151,739.30 = 33,674.99 : x - Step 2: Convert to fraction form
101,143.13/151,739.30 = 33,674.99/x - Step 3: Cross multiply
101,143.13x = 151,739.30 × 33,674.99 - Step 4: Simplify right side
101,143.13x = 5,109,818,735.60 - Step 5: Solve for x
x = 5,109,818,735.60/101,143.13 - Step 6: Final answer
x = 50,520.67
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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.