Finding the Third Proportional to 39,420.75 and 61,203.75
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Solution
The third proportional to 39,420.75 and 61,203.75 is: 95,023.53
Step by Step Solution
- Step 1: Write the proportion equation
39,420.75 : 61,203.75 = 61,203.75 : x - Step 2: Convert to fraction form
39,420.75/61,203.75 = 61,203.75/x - Step 3: Cross multiply
39,420.75x = 61,203.75 × 61,203.75 - Step 4: Simplify right side
39,420.75x = 3,745,899,014.06 - Step 5: Solve for x
x = 3,745,899,014.06/39,420.75 - Step 6: Final answer
x = 95,023.53
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.