Finding the Fourth Proportional to 234,140.94, 323,115.50 and 126,710.98
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Solution
The fourth proportional to 234,140.94, 323,115.50 and 126,710.98 is: 174,861.69
Step by Step Solution
- Step 1: Write the proportion equation
234,140.94 : 323,115.50 = 126,710.98 : x - Step 2: Convert to fraction form
234,140.94/323,115.50 = 126,710.98/x - Step 3: Cross multiply
234,140.94x = 323,115.50 × 126,710.98 - Step 4: Simplify right side
234,140.94x = 40,942,281,167.18 - Step 5: Solve for x
x = 40,942,281,167.18/234,140.94 - Step 6: Final answer
x = 174,861.69
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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.