Finding the Fourth Proportional to 206,599.64, 310,065.51 and 106,789.08
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Solution
The fourth proportional to 206,599.64, 310,065.51 and 106,789.08 is: 160,269.45
Step by Step Solution
- Step 1: Write the proportion equation
206,599.64 : 310,065.51 = 106,789.08 : x - Step 2: Convert to fraction form
206,599.64/310,065.51 = 106,789.08/x - Step 3: Cross multiply
206,599.64x = 310,065.51 × 106,789.08 - Step 4: Simplify right side
206,599.64x = 33,111,610,552.63 - Step 5: Solve for x
x = 33,111,610,552.63/206,599.64 - Step 6: Final answer
x = 160,269.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.