Finding the Fourth Proportional to 266,199.08, 367,355.39 and 145,341.41
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Solution
The fourth proportional to 266,199.08, 367,355.39 and 145,341.41 is: 200,571.50
Step by Step Solution
- Step 1: Write the proportion equation
266,199.08 : 367,355.39 = 145,341.41 : x - Step 2: Convert to fraction form
266,199.08/367,355.39 = 145,341.41/x - Step 3: Cross multiply
266,199.08x = 367,355.39 × 145,341.41 - Step 4: Simplify right side
266,199.08x = 53,391,947,790.22 - Step 5: Solve for x
x = 53,391,947,790.22/266,199.08 - Step 6: Final answer
x = 200,571.50
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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.