Finding the Third Proportional to 39,619.75 and 53,961.75
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Solution
The third proportional to 39,619.75 and 53,961.75 is: 73,495.43
Step by Step Solution
- Step 1: Write the proportion equation
39,619.75 : 53,961.75 = 53,961.75 : x - Step 2: Convert to fraction form
39,619.75/53,961.75 = 53,961.75/x - Step 3: Cross multiply
39,619.75x = 53,961.75 × 53,961.75 - Step 4: Simplify right side
39,619.75x = 2,911,870,463.06 - Step 5: Solve for x
x = 2,911,870,463.06/39,619.75 - Step 6: Final answer
x = 73,495.43
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.