Finding the Fourth Proportional to 201,299.10, 277,803.45 and 120,730.02
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Solution
The fourth proportional to 201,299.10, 277,803.45 and 120,730.02 is: 166,613.84
Step by Step Solution
- Step 1: Write the proportion equation
201,299.10 : 277,803.45 = 120,730.02 : x - Step 2: Convert to fraction form
201,299.10/277,803.45 = 120,730.02/x - Step 3: Cross multiply
201,299.10x = 277,803.45 × 120,730.02 - Step 4: Simplify right side
201,299.10x = 33,539,216,074.57 - Step 5: Solve for x
x = 33,539,216,074.57/201,299.10 - Step 6: Final answer
x = 166,613.84
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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.