Finding the Fourth Proportional to 266,226.95, 367,408.10 and 145,379.48
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Solution
The fourth proportional to 266,226.95, 367,408.10 and 145,379.48 is: 200,631.82
Step by Step Solution
- Step 1: Write the proportion equation
266,226.95 : 367,408.10 = 145,379.48 : x - Step 2: Convert to fraction form
266,226.95/367,408.10 = 145,379.48/x - Step 3: Cross multiply
266,226.95x = 367,408.10 × 145,379.48 - Step 4: Simplify right side
266,226.95x = 53,413,597,052.20 - Step 5: Solve for x
x = 53,413,597,052.20/266,226.95 - Step 6: Final answer
x = 200,631.82
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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.