Finding the Third Proportional to 51,324.75 and 76,779.75
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Solution
The third proportional to 51,324.75 and 76,779.75 is: 114,859.40
Step by Step Solution
- Step 1: Write the proportion equation
51,324.75 : 76,779.75 = 76,779.75 : x - Step 2: Convert to fraction form
51,324.75/76,779.75 = 76,779.75/x - Step 3: Cross multiply
51,324.75x = 76,779.75 × 76,779.75 - Step 4: Simplify right side
51,324.75x = 5,895,130,010.06 - Step 5: Solve for x
x = 5,895,130,010.06/51,324.75 - Step 6: Final answer
x = 114,859.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.