Finding the Fourth Proportional to 127,200.24, 175,544.28 and 73,495.08
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Solution
The fourth proportional to 127,200.24, 175,544.28 and 73,495.08 is: 101,427.80
Step by Step Solution
- Step 1: Write the proportion equation
127,200.24 : 175,544.28 = 73,495.08 : x - Step 2: Convert to fraction form
127,200.24/175,544.28 = 73,495.08/x - Step 3: Cross multiply
127,200.24x = 175,544.28 × 73,495.08 - Step 4: Simplify right side
127,200.24x = 12,901,640,902.14 - Step 5: Solve for x
x = 12,901,640,902.14/127,200.24 - Step 6: Final answer
x = 101,427.80
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1.5x scale
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.