Finding the Fourth Proportional to 251,539.24, 377,179.02 and 74,023.20
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Solution
The fourth proportional to 251,539.24, 377,179.02 and 74,023.20 is: 110,996.59
Step by Step Solution
- Step 1: Write the proportion equation
251,539.24 : 377,179.02 = 74,023.20 : x - Step 2: Convert to fraction form
251,539.24/377,179.02 = 74,023.20/x - Step 3: Cross multiply
251,539.24x = 377,179.02 × 74,023.20 - Step 4: Simplify right side
251,539.24x = 27,919,998,033.26 - Step 5: Solve for x
x = 27,919,998,033.26/251,539.24 - Step 6: Final answer
x = 110,996.59
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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.