Finding the Third Proportional to 45,078 and 84,516
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Solution
The third proportional to 45,078 and 84,516 is: 158,457.66
Step by Step Solution
- Step 1: Write the proportion equation
45,078 : 84,516 = 84,516 : x - Step 2: Convert to fraction form
45,078/84,516 = 84,516/x - Step 3: Cross multiply
45,078x = 84,516 × 84,516 - Step 4: Simplify right side
45,078x = 7,142,954,256 - Step 5: Solve for x
x = 7,142,954,256/45,078 - Step 6: Final answer
x = 158,457.66
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These problems maintain the same ratio (1.87) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.