Finding the Third Proportional to 127,810.13 and 276,779.81
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Solution
The third proportional to 127,810.13 and 276,779.81 is: 599,381.81
Step by Step Solution
- Step 1: Write the proportion equation
127,810.13 : 276,779.81 = 276,779.81 : x - Step 2: Convert to fraction form
127,810.13/276,779.81 = 276,779.81/x - Step 3: Cross multiply
127,810.13x = 276,779.81 × 276,779.81 - Step 4: Simplify right side
127,810.13x = 76,607,064,607.54 - Step 5: Solve for x
x = 76,607,064,607.54/127,810.13 - Step 6: Final answer
x = 599,381.81
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.