Finding the Third Proportional to 81,219.75 and 125,001.75
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Solution
The third proportional to 81,219.75 and 125,001.75 is: 192,384.70
Step by Step Solution
- Step 1: Write the proportion equation
81,219.75 : 125,001.75 = 125,001.75 : x - Step 2: Convert to fraction form
81,219.75/125,001.75 = 125,001.75/x - Step 3: Cross multiply
81,219.75x = 125,001.75 × 125,001.75 - Step 4: Simplify right side
81,219.75x = 15,625,437,503.06 - Step 5: Solve for x
x = 15,625,437,503.06/81,219.75 - Step 6: Final answer
x = 192,384.70
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.