Finding the Fourth Proportional to 207,169.96, 286,977.31 and 202,970.92
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Solution
The fourth proportional to 207,169.96, 286,977.31 and 202,970.92 is: 281,160.69
Step by Step Solution
- Step 1: Write the proportion equation
207,169.96 : 286,977.31 = 202,970.92 : x - Step 2: Convert to fraction form
207,169.96/286,977.31 = 202,970.92/x - Step 3: Cross multiply
207,169.96x = 286,977.31 × 202,970.92 - Step 4: Simplify right side
207,169.96x = 58,248,048,629.83 - Step 5: Solve for x
x = 58,248,048,629.83/207,169.96 - Step 6: Final answer
x = 281,160.69
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1.5x scale
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.