Finding the Fourth Proportional to 134,749.44, 201,902.49 and 106,848.72
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Solution
The fourth proportional to 134,749.44, 201,902.49 and 106,848.72 is: 160,097.31
Step by Step Solution
- Step 1: Write the proportion equation
134,749.44 : 201,902.49 = 106,848.72 : x - Step 2: Convert to fraction form
134,749.44/201,902.49 = 106,848.72/x - Step 3: Cross multiply
134,749.44x = 201,902.49 × 106,848.72 - Step 4: Simplify right side
134,749.44x = 21,573,022,621.31 - Step 5: Solve for x
x = 21,573,022,621.31/134,749.44 - Step 6: Final answer
x = 160,097.31
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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.