Finding the Fourth Proportional to 95,664.24, 132,014.61 and 55,379.70
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Solution
The fourth proportional to 95,664.24, 132,014.61 and 55,379.70 is: 76,422.80
Step by Step Solution
- Step 1: Write the proportion equation
95,664.24 : 132,014.61 = 55,379.70 : x - Step 2: Convert to fraction form
95,664.24/132,014.61 = 55,379.70/x - Step 3: Cross multiply
95,664.24x = 132,014.61 × 55,379.70 - Step 4: Simplify right side
95,664.24x = 7,310,929,497.42 - Step 5: Solve for x
x = 7,310,929,497.42/95,664.24 - Step 6: Final answer
x = 76,422.80
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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.