Finding the Third Proportional to 99,291.38 and 216,054.75
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Solution
The third proportional to 99,291.38 and 216,054.75 is: 470,127.99
Step by Step Solution
- Step 1: Write the proportion equation
99,291.38 : 216,054.75 = 216,054.75 : x - Step 2: Convert to fraction form
99,291.38/216,054.75 = 216,054.75/x - Step 3: Cross multiply
99,291.38x = 216,054.75 × 216,054.75 - Step 4: Simplify right side
99,291.38x = 46,679,654,997.56 - Step 5: Solve for x
x = 46,679,654,997.56/99,291.38 - Step 6: Final answer
x = 470,127.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.