Finding the Fourth Proportional to 107,407.44, 161,072.82 and 40,829.94
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Solution
The fourth proportional to 107,407.44, 161,072.82 and 40,829.94 is: 61,230.34
Step by Step Solution
- Step 1: Write the proportion equation
107,407.44 : 161,072.82 = 40,829.94 : x - Step 2: Convert to fraction form
107,407.44/161,072.82 = 40,829.94/x - Step 3: Cross multiply
107,407.44x = 161,072.82 × 40,829.94 - Step 4: Simplify right side
107,407.44x = 6,576,593,576.23 - Step 5: Solve for x
x = 6,576,593,576.23/107,407.44 - Step 6: Final answer
x = 61,230.34
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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.