Finding the Fourth Proportional to 165,620.36, 248,395.71 and 53,310.62
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Solution
The fourth proportional to 165,620.36, 248,395.71 and 53,310.62 is: 79,954.72
Step by Step Solution
- Step 1: Write the proportion equation
165,620.36 : 248,395.71 = 53,310.62 : x - Step 2: Convert to fraction form
165,620.36/248,395.71 = 53,310.62/x - Step 3: Cross multiply
165,620.36x = 248,395.71 × 53,310.62 - Step 4: Simplify right side
165,620.36x = 13,242,129,305.44 - Step 5: Solve for x
x = 13,242,129,305.44/165,620.36 - Step 6: Final answer
x = 79,954.72
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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.