Finding the Third Proportional to 57,006.75 and 121,395.75
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Solution
The third proportional to 57,006.75 and 121,395.75 is: 258,511.99
Step by Step Solution
- Step 1: Write the proportion equation
57,006.75 : 121,395.75 = 121,395.75 : x - Step 2: Convert to fraction form
57,006.75/121,395.75 = 121,395.75/x - Step 3: Cross multiply
57,006.75x = 121,395.75 × 121,395.75 - Step 4: Simplify right side
57,006.75x = 14,736,928,118.06 - Step 5: Solve for x
x = 14,736,928,118.06/57,006.75 - Step 6: Final answer
x = 258,511.99
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.