Finding the Third Proportional to 79,748 and 115,910
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Solution
The third proportional to 79,748 and 115,910 is: 168,469.78
Step by Step Solution
- Step 1: Write the proportion equation
79,748 : 115,910 = 115,910 : x - Step 2: Convert to fraction form
79,748/115,910 = 115,910/x - Step 3: Cross multiply
79,748x = 115,910 × 115,910 - Step 4: Simplify right side
79,748x = 13,435,128,100 - Step 5: Solve for x
x = 13,435,128,100/79,748 - Step 6: Final answer
x = 168,469.78
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These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.