Finding the Fourth Proportional to 150,752.55, 225,862.74 and 91,467.84
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Solution
The fourth proportional to 150,752.55, 225,862.74 and 91,467.84 is: 137,040.32
Step by Step Solution
- Step 1: Write the proportion equation
150,752.55 : 225,862.74 = 91,467.84 : x - Step 2: Convert to fraction form
150,752.55/225,862.74 = 91,467.84/x - Step 3: Cross multiply
150,752.55x = 225,862.74 × 91,467.84 - Step 4: Simplify right side
150,752.55x = 20,659,176,964.28 - Step 5: Solve for x
x = 20,659,176,964.28/150,752.55 - Step 6: Final answer
x = 137,040.32
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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.