Finding the Third Proportional to 72,315.84 and 157,069.97
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Solution
The third proportional to 72,315.84 and 157,069.97 is: 341,155.88
Step by Step Solution
- Step 1: Write the proportion equation
72,315.84 : 157,069.97 = 157,069.97 : x - Step 2: Convert to fraction form
72,315.84/157,069.97 = 157,069.97/x - Step 3: Cross multiply
72,315.84x = 157,069.97 × 157,069.97 - Step 4: Simplify right side
72,315.84x = 24,670,975,083.13 - Step 5: Solve for x
x = 24,670,975,083.13/72,315.84 - Step 6: Final answer
x = 341,155.88
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.