Finding the Fourth Proportional to 95,201.64, 131,437.97 and 61,269.05
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Solution
The fourth proportional to 95,201.64, 131,437.97 and 61,269.05 is: 84,589.70
Step by Step Solution
- Step 1: Write the proportion equation
95,201.64 : 131,437.97 = 61,269.05 : x - Step 2: Convert to fraction form
95,201.64/131,437.97 = 61,269.05/x - Step 3: Cross multiply
95,201.64x = 131,437.97 × 61,269.05 - Step 4: Simplify right side
95,201.64x = 8,053,078,592.29 - Step 5: Solve for x
x = 8,053,078,592.29/95,201.64 - Step 6: Final answer
x = 84,589.70
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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.