Finding the Fourth Proportional to 188,297.44, 282,446.10 and 55,177.66
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Solution
The fourth proportional to 188,297.44, 282,446.10 and 55,177.66 is: 82,766.47
Step by Step Solution
- Step 1: Write the proportion equation
188,297.44 : 282,446.10 = 55,177.66 : x - Step 2: Convert to fraction form
188,297.44/282,446.10 = 55,177.66/x - Step 3: Cross multiply
188,297.44x = 282,446.10 × 55,177.66 - Step 4: Simplify right side
188,297.44x = 15,584,714,874.13 - Step 5: Solve for x
x = 15,584,714,874.13/188,297.44 - Step 6: Final answer
x = 82,766.47
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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.