Finding the Fourth Proportional to 150,106.53, 225,187.08 and 71,220.03
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Solution
The fourth proportional to 150,106.53, 225,187.08 and 71,220.03 is: 106,842.99
Step by Step Solution
- Step 1: Write the proportion equation
150,106.53 : 225,187.08 = 71,220.03 : x - Step 2: Convert to fraction form
150,106.53/225,187.08 = 71,220.03/x - Step 3: Cross multiply
150,106.53x = 225,187.08 × 71,220.03 - Step 4: Simplify right side
150,106.53x = 16,037,830,593.21 - Step 5: Solve for x
x = 16,037,830,593.21/150,106.53 - Step 6: Final answer
x = 106,842.99
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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.