Finding the Fourth Proportional to 126,926.49, 175,177.26 and 73,201.08
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Solution
The fourth proportional to 126,926.49, 175,177.26 and 73,201.08 is: 101,028.28
Step by Step Solution
- Step 1: Write the proportion equation
126,926.49 : 175,177.26 = 73,201.08 : x - Step 2: Convert to fraction form
126,926.49/175,177.26 = 73,201.08/x - Step 3: Cross multiply
126,926.49x = 175,177.26 × 73,201.08 - Step 4: Simplify right side
126,926.49x = 12,823,164,623.44 - Step 5: Solve for x
x = 12,823,164,623.44/126,926.49 - Step 6: Final answer
x = 101,028.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.