Finding the Fourth Proportional to 266,204.12, 367,352.04 and 145,343.18
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Solution
The fourth proportional to 266,204.12, 367,352.04 and 145,343.18 is: 200,568.32
Step by Step Solution
- Step 1: Write the proportion equation
266,204.12 : 367,352.04 = 145,343.18 : x - Step 2: Convert to fraction form
266,204.12/367,352.04 = 145,343.18/x - Step 3: Cross multiply
266,204.12x = 367,352.04 × 145,343.18 - Step 4: Simplify right side
266,204.12x = 53,392,113,673.09 - Step 5: Solve for x
x = 53,392,113,673.09/266,204.12 - Step 6: Final answer
x = 200,568.32
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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.