Finding the Fourth Proportional to 150,371.56, 224,230.37 and 149,021.74
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Solution
The fourth proportional to 150,371.56, 224,230.37 and 149,021.74 is: 222,217.55
Step by Step Solution
- Step 1: Write the proportion equation
150,371.56 : 224,230.37 = 149,021.74 : x - Step 2: Convert to fraction form
150,371.56/224,230.37 = 149,021.74/x - Step 3: Cross multiply
150,371.56x = 224,230.37 × 149,021.74 - Step 4: Simplify right side
150,371.56x = 33,415,199,898.24 - Step 5: Solve for x
x = 33,415,199,898.24/150,371.56 - Step 6: Final answer
x = 222,217.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.