Finding the Fourth Proportional to 100,177.28, 150,267.36 and 47,592.08
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Solution
The fourth proportional to 100,177.28, 150,267.36 and 47,592.08 is: 71,388.80
Step by Step Solution
- Step 1: Write the proportion equation
100,177.28 : 150,267.36 = 47,592.08 : x - Step 2: Convert to fraction form
100,177.28/150,267.36 = 47,592.08/x - Step 3: Cross multiply
100,177.28x = 150,267.36 × 47,592.08 - Step 4: Simplify right side
100,177.28x = 7,151,536,218.51 - Step 5: Solve for x
x = 7,151,536,218.51/100,177.28 - Step 6: Final answer
x = 71,388.80
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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.