Finding the Fourth Proportional to 177,246.12, 244,639.36 and 112,702.92
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Solution
The fourth proportional to 177,246.12, 244,639.36 and 112,702.92 is: 155,555.28
Step by Step Solution
- Step 1: Write the proportion equation
177,246.12 : 244,639.36 = 112,702.92 : x - Step 2: Convert to fraction form
177,246.12/244,639.36 = 112,702.92/x - Step 3: Cross multiply
177,246.12x = 244,639.36 × 112,702.92 - Step 4: Simplify right side
177,246.12x = 27,571,570,218.93 - Step 5: Solve for x
x = 27,571,570,218.93/177,246.12 - Step 6: Final answer
x = 155,555.28
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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.