Finding the Fourth Proportional to 107,467.07, 161,325.14 and 57,644.48
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Solution
The fourth proportional to 107,467.07, 161,325.14 and 57,644.48 is: 86,533.52
Step by Step Solution
- Step 1: Write the proportion equation
107,467.07 : 161,325.14 = 57,644.48 : x - Step 2: Convert to fraction form
107,467.07/161,325.14 = 57,644.48/x - Step 3: Cross multiply
107,467.07x = 161,325.14 × 57,644.48 - Step 4: Simplify right side
107,467.07x = 9,299,503,806.23 - Step 5: Solve for x
x = 9,299,503,806.23/107,467.07 - Step 6: Final answer
x = 86,533.52
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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.