Finding the Fourth Proportional to 177,381.80, 266,202.30 and 124,893.80
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Solution
The fourth proportional to 177,381.80, 266,202.30 and 124,893.80 is: 187,431.95
Step by Step Solution
- Step 1: Write the proportion equation
177,381.80 : 266,202.30 = 124,893.80 : x - Step 2: Convert to fraction form
177,381.80/266,202.30 = 124,893.80/x - Step 3: Cross multiply
177,381.80x = 266,202.30 × 124,893.80 - Step 4: Simplify right side
177,381.80x = 33,247,016,815.74 - Step 5: Solve for x
x = 33,247,016,815.74/177,381.80 - Step 6: Final answer
x = 187,431.95
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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.