Finding the Third Proportional to 80,133.05 and 121,498.10
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Solution
The third proportional to 80,133.05 and 121,498.10 is: 184,215.99
Step by Step Solution
- Step 1: Write the proportion equation
80,133.05 : 121,498.10 = 121,498.10 : x - Step 2: Convert to fraction form
80,133.05/121,498.10 = 121,498.10/x - Step 3: Cross multiply
80,133.05x = 121,498.10 × 121,498.10 - Step 4: Simplify right side
80,133.05x = 14,761,788,683.29 - Step 5: Solve for x
x = 14,761,788,683.29/80,133.05 - Step 6: Final answer
x = 184,215.99
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.