Finding the Fourth Proportional to 201,437.19, 277,977.78 and 110,793.15
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Solution
The fourth proportional to 201,437.19, 277,977.78 and 110,793.15 is: 152,891.50
Step by Step Solution
- Step 1: Write the proportion equation
201,437.19 : 277,977.78 = 110,793.15 : x - Step 2: Convert to fraction form
201,437.19/277,977.78 = 110,793.15/x - Step 3: Cross multiply
201,437.19x = 277,977.78 × 110,793.15 - Step 4: Simplify right side
201,437.19x = 30,798,033,876.21 - Step 5: Solve for x
x = 30,798,033,876.21/201,437.19 - Step 6: Final answer
x = 152,891.50
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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.