Finding the Fourth Proportional to 266,475.88, 367,737.06 and 147,243.88
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Solution
The fourth proportional to 266,475.88, 367,737.06 and 147,243.88 is: 203,196.75
Step by Step Solution
- Step 1: Write the proportion equation
266,475.88 : 367,737.06 = 147,243.88 : x - Step 2: Convert to fraction form
266,475.88/367,737.06 = 147,243.88/x - Step 3: Cross multiply
266,475.88x = 367,737.06 × 147,243.88 - Step 4: Simplify right side
266,475.88x = 54,147,031,534.19 - Step 5: Solve for x
x = 54,147,031,534.19/266,475.88 - Step 6: Final answer
x = 203,196.75
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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.