Finding the Fourth Proportional to 167,109.42, 250,605.74 and 67,243.68
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Solution
The fourth proportional to 167,109.42, 250,605.74 and 67,243.68 is: 100,842.02
Step by Step Solution
- Step 1: Write the proportion equation
167,109.42 : 250,605.74 = 67,243.68 : x - Step 2: Convert to fraction form
167,109.42/250,605.74 = 67,243.68/x - Step 3: Cross multiply
167,109.42x = 250,605.74 × 67,243.68 - Step 4: Simplify right side
167,109.42x = 16,851,652,186.72 - Step 5: Solve for x
x = 16,851,652,186.72/167,109.42 - Step 6: Final answer
x = 100,842.02
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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.