Finding the Fourth Proportional to 127,764.04, 175,037.36 and 122,975.49
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Solution
The fourth proportional to 127,764.04, 175,037.36 and 122,975.49 is: 168,477.02
Step by Step Solution
- Step 1: Write the proportion equation
127,764.04 : 175,037.36 = 122,975.49 : x - Step 2: Convert to fraction form
127,764.04/175,037.36 = 122,975.49/x - Step 3: Cross multiply
127,764.04x = 175,037.36 × 122,975.49 - Step 4: Simplify right side
127,764.04x = 21,525,304,499.43 - Step 5: Solve for x
x = 21,525,304,499.43/127,764.04 - Step 6: Final answer
x = 168,477.02
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.