Finding the Fourth Proportional to 177,391.80, 266,163.30 and 93,216.60
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Solution
The fourth proportional to 177,391.80, 266,163.30 and 93,216.60 is: 139,864.63
Step by Step Solution
- Step 1: Write the proportion equation
177,391.80 : 266,163.30 = 93,216.60 : x - Step 2: Convert to fraction form
177,391.80/266,163.30 = 93,216.60/x - Step 3: Cross multiply
177,391.80x = 266,163.30 × 93,216.60 - Step 4: Simplify right side
177,391.80x = 24,810,837,870.78 - Step 5: Solve for x
x = 24,810,837,870.78/177,391.80 - Step 6: Final answer
x = 139,864.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.