Finding the Fourth Proportional to 167,395.14, 250,776.14 and 129,770.91
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Solution
The fourth proportional to 167,395.14, 250,776.14 and 129,770.91 is: 194,410.94
Step by Step Solution
- Step 1: Write the proportion equation
167,395.14 : 250,776.14 = 129,770.91 : x - Step 2: Convert to fraction form
167,395.14/250,776.14 = 129,770.91/x - Step 3: Cross multiply
167,395.14x = 250,776.14 × 129,770.91 - Step 4: Simplify right side
167,395.14x = 32,543,447,245.23 - Step 5: Solve for x
x = 32,543,447,245.23/167,395.14 - Step 6: Final answer
x = 194,410.94
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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.