Finding the Third Proportional to 143,722.13 and 302,340.75
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Solution
The third proportional to 143,722.13 and 302,340.75 is: 636,018.49
Step by Step Solution
- Step 1: Write the proportion equation
143,722.13 : 302,340.75 = 302,340.75 : x - Step 2: Convert to fraction form
143,722.13/302,340.75 = 302,340.75/x - Step 3: Cross multiply
143,722.13x = 302,340.75 × 302,340.75 - Step 4: Simplify right side
143,722.13x = 91,409,929,110.56 - Step 5: Solve for x
x = 91,409,929,110.56/143,722.13 - Step 6: Final answer
x = 636,018.49
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.