Finding the Fourth Proportional to 101,163.44, 151,764.70 and 38,829.08
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Solution
The fourth proportional to 101,163.44, 151,764.70 and 38,829.08 is: 58,251.12
Step by Step Solution
- Step 1: Write the proportion equation
101,163.44 : 151,764.70 = 38,829.08 : x - Step 2: Convert to fraction form
101,163.44/151,764.70 = 38,829.08/x - Step 3: Cross multiply
101,163.44x = 151,764.70 × 38,829.08 - Step 4: Simplify right side
101,163.44x = 5,892,883,677.48 - Step 5: Solve for x
x = 5,892,883,677.48/101,163.44 - Step 6: Final answer
x = 58,251.12
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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.