Finding the Third Proportional to 79,988 and 175,040
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Solution
The third proportional to 79,988 and 175,040 is: 383,044.98
Step by Step Solution
- Step 1: Write the proportion equation
79,988 : 175,040 = 175,040 : x - Step 2: Convert to fraction form
79,988/175,040 = 175,040/x - Step 3: Cross multiply
79,988x = 175,040 × 175,040 - Step 4: Simplify right side
79,988x = 30,639,001,600 - Step 5: Solve for x
x = 30,639,001,600/79,988 - Step 6: Final answer
x = 383,044.98
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.