Finding the Fourth Proportional to 234,171.93, 323,157.24 and 126,741.96
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Solution
The fourth proportional to 234,171.93, 323,157.24 and 126,741.96 is: 174,903.89
Step by Step Solution
- Step 1: Write the proportion equation
234,171.93 : 323,157.24 = 126,741.96 : x - Step 2: Convert to fraction form
234,171.93/323,157.24 = 126,741.96/x - Step 3: Cross multiply
234,171.93x = 323,157.24 × 126,741.96 - Step 4: Simplify right side
234,171.93x = 40,957,581,985.79 - Step 5: Solve for x
x = 40,957,581,985.79/234,171.93 - Step 6: Final answer
x = 174,903.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.