Finding the Third Proportional to 70,977 and 98,688
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Solution
The third proportional to 70,977 and 98,688 is: 137,217.99
Step by Step Solution
- Step 1: Write the proportion equation
70,977 : 98,688 = 98,688 : x - Step 2: Convert to fraction form
70,977/98,688 = 98,688/x - Step 3: Cross multiply
70,977x = 98,688 × 98,688 - Step 4: Simplify right side
70,977x = 9,739,321,344 - Step 5: Solve for x
x = 9,739,321,344/70,977 - Step 6: Final answer
x = 137,217.99
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.