Finding the Fourth Proportional to 195,803.01, 270,202.91 and 115,235.28
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Solution
The fourth proportional to 195,803.01, 270,202.91 and 115,235.28 is: 159,021.60
Step by Step Solution
- Step 1: Write the proportion equation
195,803.01 : 270,202.91 = 115,235.28 : x - Step 2: Convert to fraction form
195,803.01/270,202.91 = 115,235.28/x - Step 3: Cross multiply
195,803.01x = 270,202.91 × 115,235.28 - Step 4: Simplify right side
195,803.01x = 31,136,907,414.49 - Step 5: Solve for x
x = 31,136,907,414.49/195,803.01 - Step 6: Final answer
x = 159,021.60
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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.