Finding the Third Proportional to 78,051.09 and 167,945.91
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Solution
The third proportional to 78,051.09 and 167,945.91 is: 361,376.45
Step by Step Solution
- Step 1: Write the proportion equation
78,051.09 : 167,945.91 = 167,945.91 : x - Step 2: Convert to fraction form
78,051.09/167,945.91 = 167,945.91/x - Step 3: Cross multiply
78,051.09x = 167,945.91 × 167,945.91 - Step 4: Simplify right side
78,051.09x = 28,205,827,426.13 - Step 5: Solve for x
x = 28,205,827,426.13/78,051.09 - Step 6: Final answer
x = 361,376.45
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.