Finding the Fourth Proportional to 164,170.70, 246,256.09 and 39,511.70
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Solution
The fourth proportional to 164,170.70, 246,256.09 and 39,511.70 is: 59,267.55
Step by Step Solution
- Step 1: Write the proportion equation
164,170.70 : 246,256.09 = 39,511.70 : x - Step 2: Convert to fraction form
164,170.70/246,256.09 = 39,511.70/x - Step 3: Cross multiply
164,170.70x = 246,256.09 × 39,511.70 - Step 4: Simplify right side
164,170.70x = 9,729,995,421.19 - Step 5: Solve for x
x = 9,729,995,421.19/164,170.70 - Step 6: Final answer
x = 59,267.55
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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.