Finding the Third Proportional to 74,740 and 164,042
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Solution
The third proportional to 74,740 and 164,042 is: 360,045.19
Step by Step Solution
- Step 1: Write the proportion equation
74,740 : 164,042 = 164,042 : x - Step 2: Convert to fraction form
74,740/164,042 = 164,042/x - Step 3: Cross multiply
74,740x = 164,042 × 164,042 - Step 4: Simplify right side
74,740x = 26,909,777,764 - Step 5: Solve for x
x = 26,909,777,764/74,740 - Step 6: Final answer
x = 360,045.19
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.