Finding the Fourth Proportional to 234,129.99, 323,099.39 and 126,700.02
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Solution
The fourth proportional to 234,129.99, 323,099.39 and 126,700.02 is: 174,846.03
Step by Step Solution
- Step 1: Write the proportion equation
234,129.99 : 323,099.39 = 126,700.02 : x - Step 2: Convert to fraction form
234,129.99/323,099.39 = 126,700.02/x - Step 3: Cross multiply
234,129.99x = 323,099.39 × 126,700.02 - Step 4: Simplify right side
234,129.99x = 40,936,699,491.74 - Step 5: Solve for x
x = 40,936,699,491.74/234,129.99 - Step 6: Final answer
x = 174,846.03
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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.