Finding the Fourth Proportional to 94,557.41, 130,489.84 and 52,115.94
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Solution
The fourth proportional to 94,557.41, 130,489.84 and 52,115.94 is: 71,920.33
Step by Step Solution
- Step 1: Write the proportion equation
94,557.41 : 130,489.84 = 52,115.94 : x - Step 2: Convert to fraction form
94,557.41/130,489.84 = 52,115.94/x - Step 3: Cross multiply
94,557.41x = 130,489.84 × 52,115.94 - Step 4: Simplify right side
94,557.41x = 6,800,599,759.02 - Step 5: Solve for x
x = 6,800,599,759.02/94,557.41 - Step 6: Final answer
x = 71,920.33
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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.