Finding the Fourth Proportional to 196,977.93, 272,927.37 and 192,721.48
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Solution
The fourth proportional to 196,977.93, 272,927.37 and 192,721.48 is: 267,029.75
Step by Step Solution
- Step 1: Write the proportion equation
196,977.93 : 272,927.37 = 192,721.48 : x - Step 2: Convert to fraction form
196,977.93/272,927.37 = 192,721.48/x - Step 3: Cross multiply
196,977.93x = 272,927.37 × 192,721.48 - Step 4: Simplify right side
196,977.93x = 52,598,966,719.29 - Step 5: Solve for x
x = 52,598,966,719.29/196,977.93 - Step 6: Final answer
x = 267,029.75
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.