Finding the Fourth Proportional to 177,843.80, 266,117.70 and 131,187.80
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Solution
The fourth proportional to 177,843.80, 266,117.70 and 131,187.80 is: 196,303.70
Step by Step Solution
- Step 1: Write the proportion equation
177,843.80 : 266,117.70 = 131,187.80 : x - Step 2: Convert to fraction form
177,843.80/266,117.70 = 131,187.80/x - Step 3: Cross multiply
177,843.80x = 266,117.70 × 131,187.80 - Step 4: Simplify right side
177,843.80x = 34,911,395,604.06 - Step 5: Solve for x
x = 34,911,395,604.06/177,843.80 - Step 6: Final answer
x = 196,303.70
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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.