Finding the Third Proportional to 81,365.25 and 176,262.38
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Solution
The third proportional to 81,365.25 and 176,262.38 is: 381,838.99
Step by Step Solution
- Step 1: Write the proportion equation
81,365.25 : 176,262.38 = 176,262.38 : x - Step 2: Convert to fraction form
81,365.25/176,262.38 = 176,262.38/x - Step 3: Cross multiply
81,365.25x = 176,262.38 × 176,262.38 - Step 4: Simplify right side
81,365.25x = 31,068,424,840.64 - Step 5: Solve for x
x = 31,068,424,840.64/81,365.25 - Step 6: Final answer
x = 381,838.99
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.