Finding the Third Proportional to 63,216.75 and 134,478.75
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Solution
The third proportional to 63,216.75 and 134,478.75 is: 286,071.87
Step by Step Solution
- Step 1: Write the proportion equation
63,216.75 : 134,478.75 = 134,478.75 : x - Step 2: Convert to fraction form
63,216.75/134,478.75 = 134,478.75/x - Step 3: Cross multiply
63,216.75x = 134,478.75 × 134,478.75 - Step 4: Simplify right side
63,216.75x = 18,084,534,201.56 - Step 5: Solve for x
x = 18,084,534,201.56/63,216.75 - Step 6: Final answer
x = 286,071.87
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.