Finding the Fourth Proportional to 108,057.15, 162,072.97 and 29,177.53
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Solution
The fourth proportional to 108,057.15, 162,072.97 and 29,177.53 is: 43,762.85
Step by Step Solution
- Step 1: Write the proportion equation
108,057.15 : 162,072.97 = 29,177.53 : x - Step 2: Convert to fraction form
108,057.15/162,072.97 = 29,177.53/x - Step 3: Cross multiply
108,057.15x = 162,072.97 × 29,177.53 - Step 4: Simplify right side
108,057.15x = 4,728,888,466.24 - Step 5: Solve for x
x = 4,728,888,466.24/108,057.15 - Step 6: Final answer
x = 43,762.85
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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.