Finding the Fourth Proportional to 213,201.14, 294,218.02 and 117,708.02
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Solution
The fourth proportional to 213,201.14, 294,218.02 and 117,708.02 is: 162,437.31
Step by Step Solution
- Step 1: Write the proportion equation
213,201.14 : 294,218.02 = 117,708.02 : x - Step 2: Convert to fraction form
213,201.14/294,218.02 = 117,708.02/x - Step 3: Cross multiply
213,201.14x = 294,218.02 × 117,708.02 - Step 4: Simplify right side
213,201.14x = 34,631,820,582.52 - Step 5: Solve for x
x = 34,631,820,582.52/213,201.14 - Step 6: Final answer
x = 162,437.31
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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.