Finding the Third Proportional to 72,785.81 and 154,319.63
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Solution
The third proportional to 72,785.81 and 154,319.63 is: 327,186.66
Step by Step Solution
- Step 1: Write the proportion equation
72,785.81 : 154,319.63 = 154,319.63 : x - Step 2: Convert to fraction form
72,785.81/154,319.63 = 154,319.63/x - Step 3: Cross multiply
72,785.81x = 154,319.63 × 154,319.63 - Step 4: Simplify right side
72,785.81x = 23,814,546,660.14 - Step 5: Solve for x
x = 23,814,546,660.14/72,785.81 - Step 6: Final answer
x = 327,186.66
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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.