Finding the Third Proportional to 35,790 and 78,660
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Solution
The third proportional to 35,790 and 78,660 is: 172,880.57
Step by Step Solution
- Step 1: Write the proportion equation
35,790 : 78,660 = 78,660 : x - Step 2: Convert to fraction form
35,790/78,660 = 78,660/x - Step 3: Cross multiply
35,790x = 78,660 × 78,660 - Step 4: Simplify right side
35,790x = 6,187,395,600 - Step 5: Solve for x
x = 6,187,395,600/35,790 - Step 6: Final answer
x = 172,880.57
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.