Finding the Fourth Proportional to 165,540.26, 248,312.69 and 47,211.62
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Solution
The fourth proportional to 165,540.26, 248,312.69 and 47,211.62 is: 70,818.08
Step by Step Solution
- Step 1: Write the proportion equation
165,540.26 : 248,312.69 = 47,211.62 : x - Step 2: Convert to fraction form
165,540.26/248,312.69 = 47,211.62/x - Step 3: Cross multiply
165,540.26x = 248,312.69 × 47,211.62 - Step 4: Simplify right side
165,540.26x = 11,723,242,883.84 - Step 5: Solve for x
x = 11,723,242,883.84/165,540.26 - Step 6: Final answer
x = 70,818.08
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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.