Finding the Fourth Proportional to 127,353.36, 191,106.56 and 47,450.08
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Solution
The fourth proportional to 127,353.36, 191,106.56 and 47,450.08 is: 71,203.63
Step by Step Solution
- Step 1: Write the proportion equation
127,353.36 : 191,106.56 = 47,450.08 : x - Step 2: Convert to fraction form
127,353.36/191,106.56 = 47,450.08/x - Step 3: Cross multiply
127,353.36x = 191,106.56 × 47,450.08 - Step 4: Simplify right side
127,353.36x = 9,068,021,560.52 - Step 5: Solve for x
x = 9,068,021,560.52/127,353.36 - Step 6: Final answer
x = 71,203.63
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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.