Finding the Fourth Proportional to 150,567.12, 225,850.53 and 45,386.09
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Solution
The fourth proportional to 150,567.12, 225,850.53 and 45,386.09 is: 68,079.09
Step by Step Solution
- Step 1: Write the proportion equation
150,567.12 : 225,850.53 = 45,386.09 : x - Step 2: Convert to fraction form
150,567.12/225,850.53 = 45,386.09/x - Step 3: Cross multiply
150,567.12x = 225,850.53 × 45,386.09 - Step 4: Simplify right side
150,567.12x = 10,250,472,481.13 - Step 5: Solve for x
x = 10,250,472,481.13/150,567.12 - Step 6: Final answer
x = 68,079.09
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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.