Finding the Fourth Proportional to 266,025.24, 367,103.36 and 145,163.52
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Solution
The fourth proportional to 266,025.24, 367,103.36 and 145,163.52 is: 200,319.40
Step by Step Solution
- Step 1: Write the proportion equation
266,025.24 : 367,103.36 = 145,163.52 : x - Step 2: Convert to fraction form
266,025.24/367,103.36 = 145,163.52/x - Step 3: Cross multiply
266,025.24x = 367,103.36 × 145,163.52 - Step 4: Simplify right side
266,025.24x = 53,290,015,941.43 - Step 5: Solve for x
x = 53,290,015,941.43/266,025.24 - Step 6: Final answer
x = 200,319.40
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1.5x scale
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.