Finding the Fourth Proportional to 165,878.41, 248,808.97 and 53,556.52
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Solution
The fourth proportional to 165,878.41, 248,808.97 and 53,556.52 is: 80,331.99
Step by Step Solution
- Step 1: Write the proportion equation
165,878.41 : 248,808.97 = 53,556.52 : x - Step 2: Convert to fraction form
165,878.41/248,808.97 = 53,556.52/x - Step 3: Cross multiply
165,878.41x = 248,808.97 × 53,556.52 - Step 4: Simplify right side
165,878.41x = 13,325,342,577.98 - Step 5: Solve for x
x = 13,325,342,577.98/165,878.41 - Step 6: Final answer
x = 80,331.99
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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.