Finding the Fourth Proportional to 79,887.31, 110,244.84 and 44,077.30
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Solution
The fourth proportional to 79,887.31, 110,244.84 and 44,077.30 is: 60,826.87
Step by Step Solution
- Step 1: Write the proportion equation
79,887.31 : 110,244.84 = 44,077.30 : x - Step 2: Convert to fraction form
79,887.31/110,244.84 = 44,077.30/x - Step 3: Cross multiply
79,887.31x = 110,244.84 × 44,077.30 - Step 4: Simplify right side
79,887.31x = 4,859,294,886.13 - Step 5: Solve for x
x = 4,859,294,886.13/79,887.31 - Step 6: Final answer
x = 60,826.87
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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.