Finding the Fourth Proportional to 84,104.99, 126,014.68 and 50,754.98
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Solution
The fourth proportional to 84,104.99, 126,014.68 and 50,754.98 is: 76,046.28
Step by Step Solution
- Step 1: Write the proportion equation
84,104.99 : 126,014.68 = 50,754.98 : x - Step 2: Convert to fraction form
84,104.99/126,014.68 = 50,754.98/x - Step 3: Cross multiply
84,104.99x = 126,014.68 × 50,754.98 - Step 4: Simplify right side
84,104.99x = 6,395,871,679.26 - Step 5: Solve for x
x = 6,395,871,679.26/84,104.99 - Step 6: Final answer
x = 76,046.28
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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.