Finding the Third Proportional to 161,691.38 and 340,142.06
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Solution
The third proportional to 161,691.38 and 340,142.06 is: 715,539.85
Step by Step Solution
- Step 1: Write the proportion equation
161,691.38 : 340,142.06 = 340,142.06 : x - Step 2: Convert to fraction form
161,691.38/340,142.06 = 340,142.06/x - Step 3: Cross multiply
161,691.38x = 340,142.06 × 340,142.06 - Step 4: Simplify right side
161,691.38x = 115,696,622,681.75 - Step 5: Solve for x
x = 115,696,622,681.75/161,691.38 - Step 6: Final answer
x = 715,539.85
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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.