Finding the Third Proportional to 74,862 and 163,791
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Solution
The third proportional to 74,862 and 163,791 is: 358,359.27
Step by Step Solution
- Step 1: Write the proportion equation
74,862 : 163,791 = 163,791 : x - Step 2: Convert to fraction form
74,862/163,791 = 163,791/x - Step 3: Cross multiply
74,862x = 163,791 × 163,791 - Step 4: Simplify right side
74,862x = 26,827,491,681 - Step 5: Solve for x
x = 26,827,491,681/74,862 - Step 6: Final answer
x = 358,359.27
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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.