Finding the Fourth Proportional to 260,452.05, 390,799.62 and 92,099.88
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Solution
The fourth proportional to 260,452.05, 390,799.62 and 92,099.88 is: 138,192.80
Step by Step Solution
- Step 1: Write the proportion equation
260,452.05 : 390,799.62 = 92,099.88 : x - Step 2: Convert to fraction form
260,452.05/390,799.62 = 92,099.88/x - Step 3: Cross multiply
260,452.05x = 390,799.62 × 92,099.88 - Step 4: Simplify right side
260,452.05x = 35,992,598,106.05 - Step 5: Solve for x
x = 35,992,598,106.05/260,452.05 - Step 6: Final answer
x = 138,192.80
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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.