Finding the Fourth Proportional to 173,655.77, 239,415.23 and 125,217.15
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Solution
The fourth proportional to 173,655.77, 239,415.23 and 125,217.15 is: 172,634.02
Step by Step Solution
- Step 1: Write the proportion equation
173,655.77 : 239,415.23 = 125,217.15 : x - Step 2: Convert to fraction form
173,655.77/239,415.23 = 125,217.15/x - Step 3: Cross multiply
173,655.77x = 239,415.23 × 125,217.15 - Step 4: Simplify right side
173,655.77x = 29,978,892,141.11 - Step 5: Solve for x
x = 29,978,892,141.11/173,655.77 - Step 6: Final answer
x = 172,634.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.