Finding the Fourth Proportional to 203,437.44, 305,069.76 and 109,918.08
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Solution
The fourth proportional to 203,437.44, 305,069.76 and 109,918.08 is: 164,830.44
Step by Step Solution
- Step 1: Write the proportion equation
203,437.44 : 305,069.76 = 109,918.08 : x - Step 2: Convert to fraction form
203,437.44/305,069.76 = 109,918.08/x - Step 3: Cross multiply
203,437.44x = 305,069.76 × 109,918.08 - Step 4: Simplify right side
203,437.44x = 33,532,682,285.26 - Step 5: Solve for x
x = 33,532,682,285.26/203,437.44 - Step 6: Final answer
x = 164,830.44
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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.