Finding the Fourth Proportional to 173,524.53, 239,415.30 and 109,000.74
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Solution
The fourth proportional to 173,524.53, 239,415.30 and 109,000.74 is: 150,390.52
Step by Step Solution
- Step 1: Write the proportion equation
173,524.53 : 239,415.30 = 109,000.74 : x - Step 2: Convert to fraction form
173,524.53/239,415.30 = 109,000.74/x - Step 3: Cross multiply
173,524.53x = 239,415.30 × 109,000.74 - Step 4: Simplify right side
173,524.53x = 26,096,444,867.32 - Step 5: Solve for x
x = 26,096,444,867.32/173,524.53 - Step 6: Final answer
x = 150,390.52
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1.5x scale
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.