Finding the Fourth Proportional to 206,844.14, 285,445.95 and 116,203.94
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Solution
The fourth proportional to 206,844.14, 285,445.95 and 116,203.94 is: 160,362.02
Step by Step Solution
- Step 1: Write the proportion equation
206,844.14 : 285,445.95 = 116,203.94 : x - Step 2: Convert to fraction form
206,844.14/285,445.95 = 116,203.94/x - Step 3: Cross multiply
206,844.14x = 285,445.95 × 116,203.94 - Step 4: Simplify right side
206,844.14x = 33,169,944,047.04 - Step 5: Solve for x
x = 33,169,944,047.04/206,844.14 - Step 6: Final answer
x = 160,362.02
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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.