Finding the Fourth Proportional to 266,053.31, 367,161.35 and 145,202.36
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Solution
The fourth proportional to 266,053.31, 367,161.35 and 145,202.36 is: 200,383.50
Step by Step Solution
- Step 1: Write the proportion equation
266,053.31 : 367,161.35 = 145,202.36 : x - Step 2: Convert to fraction form
266,053.31/367,161.35 = 145,202.36/x - Step 3: Cross multiply
266,053.31x = 367,161.35 × 145,202.36 - Step 4: Simplify right side
266,053.31x = 53,312,691,958.97 - Step 5: Solve for x
x = 53,312,691,958.97/266,053.31 - Step 6: Final answer
x = 200,383.50
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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.